One of the oldest amusement parks still in operation, Denmark’s Tivoli Gardens opened in 1843 with a variety of attractions, including a theatre, bandstands, amusement rides, and, of course, flower gardens. Tivoli is said to have inspired Walt Disney’s plans for his own park. Today, the park is best known for its wooden roller coaster, built in 1914. What did Tivoli founder Georg Carstensen reportedly tell King Christian VIII about the park to obtain a five-year charter for the site? Discuss
Source: The Free Dictionary
During the Great Depression, millions of people dissatisfied with the government response to the poor economy supported a plan to demand a $200 monthly pension for everyone over the age of 60. President Franklin D. Roosevelt responded by establishing a committee on economic security, which recommended legislative action to the US Congress. The resulting act established a national old-age pension system financed by a payroll tax on employers and employees. Who is eligible for Social Security? 
Servetus, a Spanish physician who was the first to accurately describe cardiopulmonary circulation, is perhaps best remembered for his theological writings, which ultimately led to his execution. His religious views, particularly his denial of the Trinity, alienated Roman Catholics and Protestants alike and led to his arrest and imprisonment in 1553. He escaped but was soon rearrested, convicted of heresy, and burned at the stake. What modern Christian sects consider him a spiritual ancestor? 
After likely arranging for her brothers Ptolemy XIII and Ptolemy XIV—to whom she was married, according to custom—to be killed, Cleopatra gained sole rule of Egypt. She later left for Rome with Julius Caesar but returned to Egypt after his assassination, luring Caesar’s heir, Mark Antony, into marriage. Octavian, whose sister Antony had previously married, declared war on Cleopatra and Antony and defeated their joint forces at the Battle of Actium. How did Cleopatra allegedly commit suicide? 
In 1910, France made Chad a part of French Equatorial Africa. Thirty-six years later, it was made an overseas territory and granted its own territorial legislature. Chad gained autonomy within the French Community during the French constitutional referendum of 1958 and full independence in 1960. The decades of civil war that followed have resulted in political instability and poor economic development. Nevertheless, hundreds of thousands of refugees from what country have sought refuge in Chad? 
Between 1976 and 1977, New York City was terrorized by a serial killer—later identified as David Berkowitz—who called himself the “Son of Sam” in letters to police. After his arrest in August 1977, Berkowitz confessed to killing six people and wounding seven others in the course of eight shootings. Berkowitz later claimed that he was commanded to kill by a demon who possessed his neighbor’s dog. Why did thousands of women in New York cut or dye their hair when the perpetrator was still at large? 
Tate, an American actress, was nominated for a Golden Globe award in 1968 for her performance in Valley of the Dolls. In 1969, Charles Manson, leader of a cult called the “Family,” sent his followers to Tate’s home with orders to “totally destroy everyone in [it], as gruesome as you can.” Tate, 8 ½ months pregnant at the time, was murdered along with 5 friends. The “Family” committed several other murders before its members were caught and brought to trial in 1971. Who was Tate’s husband? 
Upon its completion in 1974, the Warsaw radio mast in Poland became the world’s tallest structure. Standing 2,120 feet (646 m) tall, the tower was used for long-wave radio broadcasting. In 1991, the mast underwent repairs to exchange guy wires, the cables used to stabilize the tower. However, the mast bent and then snapped at approximately half its height. It was never rebuilt. What became the world’s tallest structure upon the Warsaw radio mast’s collapse? 
During World War II, the Japanese occupied the island of Guadalcanal in the South Pacific. Hoping to prevent the Japanese from using this position to threaten supply routes between the US, Australia, and New Zealand, the Allies launched their first large-scale invasion of a Japanese-held island. After six months of bitter fighting on the ground, at sea, and in the air, the Allies captured the island. Why is the victory considered a strategically significant turning point in the war? 
In the 1880s, inventor Thomas Edison sought to promote direct current (DC) power distribution by convincing the public that the alternating current (AC) electricity backed by rival George Westinghouse was dangerous. To that end, his partners developed an AC-powered electric chair, which was adopted by the state of New York as an official execution device. In 1889, murderer William Kemmler was sentenced to be the first person to be executed via electric chair. What happened during the execution?