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There were 20 million deaths and 21 million wounded. The total number of deaths includes 9.7 million military personnel and about 10 million civilians. The Entente Powers (also known as the Allies) lost about 5.7 million soldiers while the Central Powers lost about 4 million.

The assassination of Austrian Archduke Franz Ferdinand on 28 June 1914 set off a chain of events that led to war in early August 1914. The assassination was traced to a Serbian extremist group that wanted to increase Serbian power in the Balkans by breaking up the Austro-Hungarian Empire.

Ap theme:Governance

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The Delhi Sultanate Takes Power in India (1206)

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The Delhi Sultanate Takes Power in India (1206)

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In 1206, the Sultan/Muslim ruler defeated Hindu armies and he made Delhi his capital. The Delhi Sultanate lasted from 1206-1526.

AP Theme: Social Interactions

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These rules were basically to support literacy, religious, freedom, and trading in Steppe regions South and southeast of Lake Baikal. With these rules came the merciless punishment for crimes, so the criminal rate within Mongol territory decreased significantly.

AP Theme: Governance/Social Interactions

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In 1215 Magna Carta was signed to prevent the king from losing his power. This placed limits of royal authority and established power in Runnymede.

AP Theme: Governance

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The Mongols were a group of nomads that conquered many lands from central Europe to the Pacific Ocean. The Mongols were the fourth group to attack the Abbasid Empire. They conquered the remains of the Abbasid Empire in 1258 and continued west until they were eventually defeated.

AP Theme: Social Interaction & Organization

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Ottomans conquest of Constantinople 1453

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Ottomans conquest of Constantinople 1453

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On May 29, 1453, Sultan Mehmed II of the Ottoman Empire conquered Constantinople, marking the end of the Byzantine Empire. The Ottomans breached the city's ancient land walls after a 55-day siege. This conquest led to the fall of Constantinople and the establishment of Ottoman dominance in the region.

Ap theme: GOV

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Johannes Gutenberg designed and built the first mechanized printing press in Europe. In 1455, he used this press to print the Gutenberg Bible, one of the earliest books produced using movable type. This innovation revolutionized the production of books and the dissemination of knowledge.

AP theme: TEC

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Russia was freed from Tatar control largely due to the efforts of Prince Ivan III, also known as Ivan the Great. He successfully subdued large territories and resisted Mongol-derived Tatars, consolidating power and reducing their influence. His actions were pivotal in establishing a more unified and independent Russian state.

AP theme: GOV

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The Songhai Empire rose to prominence under the reign of Sunni Ali, who significantly expanded its territory. During his rule, the empire gained control over key trans-Saharan trade routes, ports, and major cities such as Timbuktu, Gao, and Djenne. This strategic control over trade routes and urban centers played a crucial role in the empire's economic and political dominance.

AP: ECON

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The French and Indian War also known as the Seven Years War started May 28, 1754 and ended on February 10, 1763. The war was between France and Great Britain. The French and Indian War began over whether the upper Ohio river valley was part of the British Empire and therefore open for trade and settlement by Virginians and Pennsylvanians.

AP Themes: Cultural Developments and Interactions

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This was a rebellion and political movement in which 13 colonies of Great Britain’s North America threw off British rule to establish the sovereign United States of America, which was founded with the Declaration of Independence. The people of Great Britain did this because they wanted a repay for the crown for it’s defense of them in the French and Indian War, also they wanted to have control of all the colonies. In the end there was the signing of the Treaty of Paris which allowed the United States to be seen as a independent nation.

Ap Theme: Social Interactions and Organization

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The Declaration of Independence was signed in Philadelphia July 14th 1776 by Thomas Jefferson Wrote the Declaration of Independence. The Declaration of Independence was written because the colonists were seeking independence and the Declaration of Independence gave the motivations for those reason.

AP Themes: Cultural developments and interactions

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The French Revolution war started May 5, 1789 and ended November 9, 1799. The war started when King Louis XVI needed more money, but, he wasn’t able to raise taxes after calling a meeting. The war was between Great Britain and France. France won the war and they became strong and unified.

AP Theme: Economic Systems

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The Great Depression was a severe global economic downturn that affected many countries across the world. It became evident after a sharp decline in stock prices in the United States, the largest economy in the world at the time, leading to a period of economic depression.

Though after the war he read that 5–10 million people likely died during the Great Depression in the US.

Ap theme: Economic systems

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1958 - chinas Great Leap Forward begins resulting in 20 million deaths 

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1958 - chinas Great Leap Forward begins resulting in 20 million deaths 

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The Great Leap Forward was an economic and social campaign within the people’s republic of china from 1958 to 1962, led by the Chinese Communist Party.

The inefficiency of the communes and the large-scale diversion of farm labour into small-scale industry disrupted China's agriculture seriously, and three consecutive years of natural calamities added to what quickly turned into a national disaster; in all, about 20 million people were estimated to have die.

Ap theme: Humans and the environment .

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1961 East Germans build Berlin Walls and kill those who attempt to cross it

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1961 East Germans build Berlin Walls and kill those who attempt to cross it

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The Berlin Wall was constructed by the government of East Germany on August 13, 1961. Before the wall was built, 3.5 million East Germans had circumvented Eastern Bloc emigration restrictions and defected from the German Democratic Republic.The wall remained until November 9, 1989.