Cinco de Mayo holiday celebrations originated with California's Mexican Americans during the Civil War

The Chicano movement revived Cinco de Mayo as a symbol of resistance in the 1960s

After decades of little relevance, Chicano civil rights activists on campuses across the Southwest reclaimed the holiday in the late 1960s. Members of the movement described it as a declaration of cultural pride and self-determination

Cinco de Mayo celebrates the Mexican victory at the Battle of Puebla

On May 5, 1862, Mexican forces under General Ignacio Zaragoza repelled a larger, more well-equipped French army at Puebla. The French endured roughly 500 deaths before retreating. Though the French ultimately captured Puebla a year later, the improbable one-day victory became a symbol of national pride.

Why Cinco de Mayo is more popular in the US than Mexico

Many in the United States believe Cinco de Mayo (celebrated annually on May 5) is Mexico's equivalent of the Fourth of July, but that's a common misconception: The holiday commemorates a battle in the fight for independence rather than the day Mexico declared independence. Interestingly, the holiday is more celebrated in the US than in Mexico, largely thanks to the Chicano Movement of the 1960s and 1970s.

Cinco de Mayo is a regional holiday concentrated in Puebla and celebrated with local cuisine

Puebla is considered by many food experts to be an excellent culinary destination. Traditional dishes you may find there on Cinco de Mayo include mole poblano, a complex, dark sauce born in a 17th-century convent; chalupas, fried tortillas topped with salsa and meat; and chiles en nogada, stuffed peppers topped with walnut sauce and pomegranate seeds.

Beer companies turned Cinco de Mayo into a mass consumer event in the 1980s

Starting in the early 1980s, breweries including Anheuser-Busch, Miller, and Coors created Hispanic marketing departments and sponsored Cinco de Mayo events. By 2003, American beer companies spent over $5M annually on Cinco de Mayo advertising. Some users may experience a paywall.

The Mexican-American War trained future Civil War generals

Many key military leaders of the Civil War—including Ulysses S. Grant, Robert E. Lee, and Thomas “Stonewall” Jackson—first saw combat in the Mexican-American War, gaining battlefield experience that shaped their later commands.

Irish immigrants deserted the US Army to fight for Mexico

During the Mexican-American War, hundreds of Irish Catholic immigrants—facing discrimination in the US Army—defected to Mexico and formed the Saint Patrick’s Battalion. Though many were captured and executed, they remain honored as heroes in Mexico.

The devastation of the American Civil War led to the establishment of Memorial Day

Tracing its origins to the post-Civil War era, Memorial Day began as local tributes to those who lost their lives in the war. Originally taking place annually on May 30, it was moved to the final Monday in May in 1971.

The Compromise of 1850 tried to settle disputes over land gained from Mexico

Territory acquired in the Mexican-American War reignited fierce debates over slavery’s expansion. The Compromise of 1850 aimed to ease tensions by admitting California as a free state and letting other territories decide the issue—but the compromise ultimately failed and helped pave the way to the Civil War.

The California Burrito is a french-fry filled spin on the Mexican staple

A California Burrito features carne asada and a generous heap of french fries wrapped in a flour tortilla. Its exact origin is unclear, but it's believed to have been invented in the San Diego area sometime in the 1980s.

Mexican Americans have become a part of Napa's tradition

While the Napa wine world was largely homogenous for many decades, things are beginning to change. This short video highlights Mexican American winemakers in Napa, focusing on the story of Elias Fernandez of Shafer Vineyards. Fernandez began his wine journey as a migrant grape-picker and has been making wine for over 40 years. In 2008, his vintage won Wine Spectator’s Wine of the Year.

The Spanish consolidated power in California with 21 strategic missions

This map shows the order of establishment of the Franciscan-led missions whose saintly names still grace contemporary maps, from Santa Rosa in the north to San Diego in the south.

The Aztec Empire began as a three-city military alliance

The Aztec Empire emerged in 1428 when Tenochtitlan, Texcoco, and Tlacopan formed the Triple Alliance, combining military power and tribute networks. This pact transformed the three city-states into a dominant regional empire that rapidly expanded across central Mexico.

The diplomat who implemented Monroe's policy introduced the poinsettia to the United States

Joel Roberts Poinsett, appointed as the first US minister to Mexico in 1825 following the doctrine's announcement, took cuttings of a vibrant Mexican plant called the cuetlaxochitl during his time there. Americans loved the foliage and named it after him.

The annual “Fiesta” parade features the largest equestrian parade in the US

Every first week of August, Santa Barbara welcomes tens of thousands of tourists for Old Spanish Fiesta Days festival, a five-day event downtown celebrating Spain’s legacy in the town. A capstone moment is the annual equestrian parade, honoring the region’s horse tradition with hundreds of the animals.

Spanish colonists celebrated alongside the Seloy tribe in Florida in 1565

Long before the 1621 meal between the Pilgrims and the Wampanoag, Pedro Menéndez de Avilés and 800 Spanish settlers founded the city of St. Augustine in Spanish la Florida. They celebrated the founding with a Mass of Thanksgiving with the Indigenous Seloy tribe.

Hughes reported on Black Americans volunteering in the Spanish Civil War

In 1937, the Baltimore Afro-American newspaper sent him to cover the Black soldiers who’d left the US to fight in the International Brigades cooperating with the Republicans in the Spanish Civil War. Hughes’ dispatches mainly focused on the racially integrated military companies, something that was prohibited in the US.

Santa Barbara once had a thriving Chinatown and Japantown

In the late 1800s, the city had an influx of immigrants from China and Japan, prompting the growth of areas dominated by their respective cultures. Earthquakes and world wars, as well as a push for Spanish Colonial architecture, led to their eventual decline.

The Latin Grammys first began in 2000

For many years, the Grammy Awards honored Spanish-language artists during the main ceremony. Over time, though, these artists became so popular that the decision was made to spin off a separate awards show: the Latin Grammys. The Latin Grammys honor music recorded in Spanish or Portuguese, but the voting process is much the same as it is for the traditional Grammys.

Hollywood, explained

It all began in 1887 when Hollywood was registered as a small town before merging with Los Angeles in 1910. Filmmakers moved west to avoid Thomas Edison’s patent lawsuits, and the sunny California climate provided the perfect setting for year-round production. By the 1910s, studios like Paramount and Warner Bros. established themselves, and Hollywood's global dominance was cemented during its golden age from the 1930s to the 1950s.

Catalonia and the War of the Spanish Succession

The War of Spanish Succession (1702-1715) was an international and civil war that reshaped Europe’s political landscape and brought Catalonia under Spanish rule. Created by the Museum of the History of Catalonia in Barcelona, this virtual exhibit guides readers through the 13-year war with a specific eye for its effects on Catalonia. Galleries of artwork from the period on the right-hand side of the page help immerse visitors in the history.

The history of the Chinese civil war from 1945-49

Today's tensions were formed after the Chinese Communist Party defeated the Kuomintang shortly after World War II. Here's a thorough explainer on what happened.

The tradition of drinking Champagne on New Year's is believed to come from ancient Rome

Julius Caesar might not have had sparkling wine, but when the Romans created the now-standard calendar that begins on Jan. 1, they celebrated with a toast. The tradition spread throughout Europe and then the colonies, and so when Champagne became the drink of choice for special occasions, it was only natural that it became the standard New Year’s Eve sip.

Interracial and same-sex marriages have both been illegal at certain times during US history

June 12 marks Loving Day, the date when interracial marriage was legalized in 1967. A brave Virginia couple fought back against anti-miscegenation laws, which were finally struck down by the Supreme Court. The Court also ruled for the protection of same-sex marriages in 2015.

Biologists believe over 5,000 coyotes inhabit LA as of 2025

Panic and fear of coyotes spread in the 1980s after the first recorded instance of a human killed by the animal in American history, but LA and Chicago residents today are learning to live alongside the animal. Research shows that coyotes can even benefit urban ecosystems by helping to control populations of geese and deer, and by improving songbird survival through preying on cats.

70 years ago today, city officials in Santa Cruz, California, banned rock 'n' roll to protect its youth from corruption after witnessing a 'provocative' concert the night before.

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

See a 3D reconstruction of Tenochtitlan, the Aztec capital that was home to an estimated population of 200,000 to 400,000.

Fast-casual restaurant Chili's is experiencing a resurgence, with its parent company recently reporting a nearly 32% increase in sales, thanks to passionate Gen Z fans on TikTok.

'Shogun,' a 1980s TV series, helped popularize sushi in the US by stimulating an American interest in Japanese culture.

Meet the 56 signers of the Declaration of Independence—most of whom didn't put pen to paper until August 2, 1776—and see their original signatures.

After the Boston Tea Party, colonists switched to coffee, which became the main morning drink for revolutionaries.

In 1945, Surrealist artist Salvador Dalí and legendary animator Walt Disney began collaborating on a short film that was not completed until 2003, years after both men had died.

The concept of phantom limbs, the perception that amputated limbs are still present, dates back to a French military surgeon in the 16th century.

The use of fungi to detoxify land and water—a process known as mycoremediation—has been used to clean up natural resources affected by the 2025 California wildfires.

'Grand Canyon of the Yellowstone,' a work by American painter Thomas Moran, inspired Congress to establish Yellowstone National Park.

The United States has had a tumultuous relationship with Cuba since its 1959 revolution, highlighted by a nuclear crisis and a decades-long trade embargo.

While El Niño moves warm Pacific Ocean waters east along the equator, La Niña moves them west, shifting where rainfall will become more common for months.

Long before Major League Baseball began allowing instant replay for balls and strikes, an umpire reluctantly used the technology to determine whether a hit was a home run, a move that inadvertently ushered in a new era for the sport.

See the most iconic photos from four decades of LIFE magazine

Hear about the 250-year history of the United States Postal Service, complete with some of its strangest deliveries, important innovations, and the figures that made it an American institution.

See how fireworks are made and learn how metals like magnesium and copper are responsible for different colors.

Graffiti dates back to at least ancient Pompeii, where citizens scrawled messages to one another on public walls

Louisiana's 'Cancer Alley' is infamous for having some of the highest industrial pollution, toxic air emissions, and cancer risks in the US.

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

The rivalry between Alexander Hamilton and Thomas Jefferson centered on federalism—the question of how much power the federal government should hold relative to the states.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

The term 'algorithm' originated from the Latinized name of al-Khwārizmī, a 9th-century mathematician whose works introduced Arabic numerals and the decimal-based numeral system to Europe and whose treatise 'Al-Jabr' gave algebra its name.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

Memecoins are a type of cryptocurrency—a form of digital currency with a wide variety of uses—created around popular 'memes,' or viral internet jokes.