20th century 20th century The 20th (twentieth) century was a century that began on January 1, 1901 and ended on December 31, 2000. It was the tenth and final century of the 2nd millennium. It is distinct from the century known as the 1900s which began on January 1, 1900 and ended on December 31, 1999. The 20th century was dominated by a chain of events that heralded significant changes in world history as to redefine the era: flu pandemic, World War I and World War II, nuclear power and space exploration, nationalism and decolonization, the Cold War and post-Cold War conflicts;
I Was a Communist for the FBI was under, as he covertly infiltrated a local Communist Party cell. There were many personal and family problems caused by his being a Communist, as well as a certain amount of mental torment. He saw the party as being hypocritical and a great danger to society. In 1953, Ziv created a separate television follow-up, "I Led Three Lives", based on the life of Herbert Philbrick, a Boston advertising executive who also infiltrated the U.S. Communist Party on behalf of the FBI in the 1940s. This time, the FBI approved all of the show's scripts. According to Warner Bros records the