George Washington was unanimously elected as the first President of the United States in 1789.

Winston Churchill served as Prime Minister of the United Kingdom from 1940 to 1945, leading the country through the darkest days of World War II.

Indira Gandhi served as the Prime Minister of India from 1966 to 1977 and again from 1980 to 1984, becoming the first and only woman to hold the position.

Louis XIV, who ruled France from 1643 to 1715, is often referred to as the 'Sun King' due to his lavish lifestyle and his belief in the divine right of kings.

Nikita Khrushchev was the leader of the Soviet Union during the Cuban Missile Crisis in 1962, which brought the world to the brink of nuclear war.

Mao Zedong, the founder of the People's Republic of China, launched the 'Great Leap Forward' campaign in 1958, which resulted in widespread famine and economic disruption.

Nelson Mandela, a prominent anti-apartheid activist, became the first black President of South Africa in 1994, marking the end of the apartheid regime.

Helmut Kohl served as Chancellor of West Germany from 1982 to 1990 and oversaw the reunification of Germany in 1990.

Margaret Thatcher was the Prime Minister of the United Kingdom during the Falklands War in 1982, which resulted in a British victory over Argentina.

Franklin D. Roosevelt implemented the 'New Deal' policies during his presidency from 1933 to 1945, which aimed to provide relief, recovery, and reform during the Great Depression.

Barack Obama was the first African-American President of the United States, serving from 2009 to 2017.

Margaret Thatcher, who served as Prime Minister of the United Kingdom from 1979 to 1990, was known for her strong leadership style and was often referred to as the 'Iron Lady'.

Richard Nixon was the President of the United States during the Watergate scandal, which led to his resignation in 1974.

Indira Gandhi, who served as Prime Minister of India from 1966 to 1977 and again from 1980 to 1984, is credited with introducing the 'Green Revolution' in India, which led to increased agricultural productivity.

John F. Kennedy was the President of the United States during the Cuban Missile Crisis in 1962, which brought the world to the brink of nuclear war.