The XX and XXI centuries.

World War I.

1914

The First World War was an international conflict that originated when Austria declared war on Serbia, originating a rivalry between the world’s most powerful nations which were divided into two groups the Central Powers—mainly Germany, Austria-Hungary, and Turkey—against the Allies—mainly France, Great Britain, Russia, Italy, Japan, and, from 1917, the United States. It ended with the defeat of the Central Powers.

The Russian Revolution.

1917

The Russian Revolution of 1917 was caused by the widespread dissatisfaction with the policies of Tsar Nicholas II and the government’s inefficient administration in World War I which led to the disruption of the economy.

The Great Depression.

1929

The Great Depression was a worldwide financial crisis that originated in the United States. It derived from the increase of production and the lack of demand and, due to the gold standard linking all the countries currency exchange rates; it caused severe unemployment and acute deflation in almost every country of the world.

World War II.

1939

World War II started when Germany invaded Poland. The Allied powers were led by Winston Churchill (United Kingdom); Joseph Stalin (Soviet Union); Charles de Gaulle (France); and Franklin D. Roosevelt and Harry S. Truman (United States). The Axis powers were led by Adolf Hitler (Germany), Benito Mussolini (Italy), and Hideki Tojo (Japan).

The Cold War.

1947

The Cold War dominated international relations for 45 years. It shaped the foreign policies of the United States and the Soviet Union and deeply affected their societies, domestic situations, and their government institutions. The conflict on these two superpowers' ideological and geopolitical struggle for global influence after their temporary alliance and victory against Nazi Germany.

Tlatelolco Massacre.

Oct 2, 1968

Following a summer of increasingly large demonstrations protesting against the 1968 Olympics held in Mexico City, the Mexican Armed Forces opened fire on 1968 on unarmed civilians, killing an undetermined number, in the hundreds. It occurred in the Plaza de las Tres Culturas in the Tlatelolco section of Mexico City.

Apollo 11 astronauts land on the moon.

Jul 20, 1969

Apollo 11 was the spaceflight that first landed humans on the Moon. Commander Neil Armstrong and lunar module pilot Buzz Aldrin formed the American crew that landed the Apollo Lunar Module Eagle.

Creation of the first web browser.

1989

Invented by English scientist Tim Berners-Lee, the Web began to enter everyday use when websites for general use started to become available. The World Wide Web has been central to the development of the Information Age and is the primary tool billions of people use to interact on the Internet.

New mexican peso.

1993

During Carlos Salinas de Gortari's presidency, the currency was replaced with the "new peso"; thus 1,000.00 pesos turned into 1.00 peso. This was caused by the economic crisis of the 80s which resulted in a significant increase in goods prices.

COVID-19 pandemic.

2019

The first known case was identified in Wuhan, China, in December 2019. Because the virus is highly contagious, it rapidly spreads and continuously evolves in the human population. The pandemic has resulted in severe global, social, and economic disruption.