Who abolished slavery in the US?

Lincoln was assassinated by

Whose original name was Nguyen That Thanh?

Socrates lived in the second half of the __________ century .

Who was awarded the Nobel Peace Prize in 1964?

Who became the first black president of South Africa?

Nelson Mandela was awarded the Nobel prize for peace in __________

Who formed Viet minh ?

In which year Civil Rights Act was passed ?

Who is known as the father of the Chinese Republic?