After the Geneva Conference on Indochina in 1954, the United States replaced _______as the main force in providing aid for South Vietnam.

Amerigo Vespucci

Research universities

Bank Holiday

What explains the absence of large forests in Australia?

Industrial Revolution

Who is the head of the Australian government?

What is the American tradition of laissez faire?

What was the key problem that affected the progress in U.S.-China relations from 1972 to 1979?

What are the most memorable words Lincoln said in a short speech on the occasion of dedicating the national cemetery at Gettysburg in 1863?

What kinds of courses require five-year study in British universities?