World Events — Set 5
Days & Years · विश्व घटनाएं · Questions 41–50 of 70
In which year did the Black Tuesday stock market crash occur?
Correct Answer: B. 1929
Black Tuesday occurred on October 29, 1929, signaling the start of the Great Depression. Millions of shares were traded in a single day, causing prices to collapse. This economic disaster affected almost every country in the world.
When was the Republic of China established after the fall of the Qing Dynasty?
Correct Answer: A. 1912
The Republic of China was established in 1912 following the Xinhai Revolution. Sun Yat-sen served as the provisional first president of the republic. This ended over two thousand years of imperial rule in China.
In which year did the Crimean War begin?
Correct Answer: D. 1853
The Crimean War began in 1853, primarily between the Russian Empire and an alliance of Britain, France, and the Ottoman Empire. It was one of the first 'modern' wars featuring new technologies like the telegraph. The conflict ended in 1856 with the Treaty of Paris.
When did the independence of Brazil from Portugal occur?
Correct Answer: B. 1822
Brazil declared its independence in 1822 under Prince Pedro, who became the first Emperor. Unlike most Spanish colonies, Brazil's transition to independence was relatively peaceful. It remained a monarchy for several decades until 1889.
In which year did the Cuban Missile Crisis occur?
Correct Answer: C. 1962
The crisis happened in 1962 when the US discovered Soviet nuclear missiles in Cuba. It is considered the closest the world ever came to a full-scale nuclear war. The standoff lasted for thirteen days before a peaceful resolution was reached.
When did the Iran-Iraq War begin?
Correct Answer: C. 1980
The war began in 1980 when Iraq invaded Iran following years of border disputes. It was a long and bloody conflict that lasted for eight years. Neither side made significant territorial gains despite the massive loss of life.
In which year did the Space Shuttle Challenger disaster occur?
Correct Answer: C. 1986
The Challenger broke apart 73 seconds after launch in January 1986. All seven crew members, including teacher Christa McAuliffe, were killed. The disaster led to a two-year suspension of the US space shuttle program.
When was the first successful human heart transplant performed?
Correct Answer: A. 1967
Dr. Christiaan Barnard performed the first heart transplant in South Africa in 1967. The patient lived for 18 days after the surgery before dying of pneumonia. This achievement was a major milestone in modern surgical history.
In which year did the massacre at Tiananmen Square in Beijing occur?
Correct Answer: C. 1989
The protests and subsequent military crackdown took place in June 1989. Protesters were demanding political reforms and greater freedom of speech. The event remains a highly sensitive and censored topic in mainland China.
When did the European explorers first discover the Great Barrier Reef?
Correct Answer: B. 1770
Captain James Cook ran aground on the reef in 1770 during his first voyage to the Pacific. He spent weeks repairing his ship and mapping the area. This discovery brought the world's largest coral reef system to international attention.