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480 BC-The Battle of Thermopylae ends in defeat for the Greeks

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480 BC-The Battle of Thermopylae ends in defeat for the Greeks

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The battle itself had shown that even when heavily outnumbered, the Greeks could put up an effective fight against the Persians, and the defeat at Thermopylae had turned Leonidas and the men under his command into martyrs. That boosted the morale of all Greek soldiers in the second Persian invasion.

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Changed the face of warfare in Europe and would play a significant and destructive role during the age of exploration and colonial expansion. Was and is a significant event in human history as it has shaped the styles of warfare at the time while resulting in massive political and cultural change in Europe

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Resulted in the birth of agriculture, taking Homo sapiens from scattered groups of hunter-gatherers to farming villages and from there to technologically sophisticated societies with great temples and towers and kings and priests. The critical transition that resulted in the birth of agriculture, taking Homo sapiens from scattered groups of hunter-gatherers to farming villages.

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Islam started in Mecca, in modern-day Saudi Arabia, during the time of the prophet Muhammad. Today, the faith is spreading rapidly throughout the world. Widely practiced in the Middle East and North Africa, it is also has many adherents in South Asia—Indonesia, in fact, has the largest number of followers of the Islamic faith.

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Reconquista dramatically decreased the population of the three main cities of the Moorish Caliphate - Granada, Cordoba, and Seville. This represents a very particular shock in the sense that these were cities with a vast majority of Muslim population, which was then replaced by Christian residents.

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The Crusades were organized by western European Christians after centuries of Muslim wars of expansion. Their primary objectives were to stop the expansion of Muslim states, to reclaim for Christianity the Holy Land in the Middle East, and to recapture territories that had formerly been Christian.

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Johann Gutenberg's invention of movable-type printing quickened the spread of knowledge, discoveries, and literacy in Renaissance Europe. The printing revolution also contributed mightily to the Protestant Reformation that split apart the Catholic Church.

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Hundreds of thousands of Spanish Jews, Muslims, and Protestants were forcibly converted, expelled from Spain, or executed. The Inquisition spread into other parts of Europe and the Americas.

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The colonization of the Americas, a related biological exchange, and trans-Atlantic trade. Initiating the European exploration and colonization of the continent, as well as the Columbian exchange.

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Increased production and efficiency, lower prices, more goods, improved wages, and migration from rural areas to urban areas. changed how people worked, the technologies available to them, and in turn where they lived.

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Made possible the development of computers, cell phones, and most of the lifesaving advances of modern medicine. Lightweight and good for insulation, plastics help save fossil fuels used in heating and in transportation.

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The production of cereal crops tripled with only a 30% increase in the land area cultivated. In addition, there were significant impacts on poverty reduction and lower food prices.

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The agreement led to the division of Turkish-held Syria, Iraq, Lebanon, and Palestine into various French- and British-administered areas. Negotiations were begun in November 1915, and the final agreement took its name from the chief negotiators from Britain and France, Sir Mark Sykes and François Georges-Picot.

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The Allied victory at the Somme—despite its horrific costs—inflicted serious damage on German positions in France, spurring the Germans to strategically retreat to the Hindenburg Line in March 1917 rather than continue battling over the same land that spring. The Allied victory at the Somme—despite its horrific costs—inflicted serious damage on German positions in France

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The treaty forced Germany to surrender colonies in Africa, Asia and the Pacific; cede territory to other nations like France and Poland; reduce the size of its military; pay war reparations to the Allied countries; and accept guilt for the war.

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The Holocaust (1933–1945) was the systematic, state-sponsored persecution and murder of six million European Jews by the Nazi German regime and its allies and collaborators.1 The United States Holocaust Memorial Museum defines the years of the Holocaust as 1933–1945. The Holocaust era began in January 1933 when Adolf Hitler and the Nazi Party came to power in Germany. It ended in May 1945, when the Allied Powers defeated Nazi Germany in World War II.

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German President Paul von Hindenburg appoints Nazi Party leader Adolf Hitler as Chancellor at the head of a coalition government. The Nazis and the German Nationalist People's Party (Deutschnationale Volkspartei; DNVP) are members of the coalition.

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Widespread poverty reduction, averted hunger for millions of people, and avoided the conversion of thousands of hectares of land into agricultural cultivation. Resulted in large part from the introduction into developing countries of new, high-yielding varieties.

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The D-Day operation of June 6, 1944, brought together the land, air, and sea forces of the allied armies in what became known as the largest amphibious invasion in military history. The operation, given the codename OVERLORD, delivered five naval assault divisions to the beaches of Normandy, France. The beaches were given the code names UTAH, OMAHA, GOLD, JUNO, and SWORD.

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1945-An atomic bomb is dropped on Nagasaki

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1945-An atomic bomb is dropped on Nagasaki

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The United States detonated two atomic bombs over the Japanese cities of Hiroshima and Nagasaki respectively. The bombings killed between 129,000 and 226,000 people, most of whom were civilians, and remain the only use of nuclear weapons in an armed conflict

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The Israeli Declaration of Independence sparked the 1948 Arab–Israeli War, which resulted in the 1948 Palestinian expulsion and flight and subsequently led to waves of Jewish emigration from other parts of the Middle East. Today, approximately 43 percent of the global Jewish population resides in Israel.

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1969-Neil Armstrong steps onto the surface of the moon

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1969-Neil Armstrong steps onto the surface of the moon

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The moon landing taught us about the composition of the moon. It gave us the first perspective of the Earth from Space. Overall, there are many technologies that we now use in our daily lives that we would not have if scientists did not continue to explore space.

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Apartheid was conceptualized in South Africa in the 20th century. Based on racial segregation, the South African Apartheid aimed to separate the minoritarian white population from the Black population, by designating areas prohibited to Black people.

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The Bosnian War resulted in the death of around 100,000 people, and the displacement of over two million men, women and children. A campaign of war crimes, 'ethnic cleansing' and genocide was perpetrated by Bosnian Serb troops under the orders of Slobodan Milošević.

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1995-The World Trade Organization is founded

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1995-The World Trade Organization is founded

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The WTO was born out of five decades of negotiations aimed at progressively reducing obstacles to trade. Where countries have faced trade barriers and wanted them lowered, the negotiations have helped to open markets for trade.

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Facebook also made it easy to share memories by letting users post photos and videos and tag people in them. So it allowed people who've met and interacted in real life to keep an online repository of their shared memories, making it easier to reconnect with these people.

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Created the largest refugee population in the world, constituting over a third of the global refugee population. Syria's civil war made both pro- and anti-regime forces dependent on external sponsors. As major powers have deepened their involvement, Syria has become a battlefield on which the region's geopolitical rivalries have been fought.

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Some incidents similar to the Facebook-Cambridge Analytica data breach include the Yahoo data breaches, in which billions of user accounts were compromised; the Equifax data breach, which exposed the personal information of millions of people; and the Marriott data breach, which involved the exposure of personal data