What directly led to the abdication of tsar nicholas II?

The Russians defeat at Verdun

the revolution of 1905

the garrison in Petrograd joining the soviets

How many troops were in the continental army?

What factors led to the tremendous economic growth of the 1920's in the United States?

What did the Central and Union Pacific build? transcontinental railroad transcontinental highway transcontinental trail transcontinental path

He worldwide use of cleaner energy sources could lead to which of the following results? A: Rise in ocean levels. B:reduction in acid rain. C: Increased desertification in the Sahel. D: decreased desertification plants in the Middle East

What are some of the challenges that people like Sergio Vieira de Mello and others face in trying to stop genocide? What does Power mean by "not black boxing history"?

The soviet unions approach to security differed from the u. s approach because the soviets sought to A. Reduce foreign influence B. Stabilize the region C. Prevent domestic revolutions D. Protect itself from attack

Compare the strategies that Portuguese and Dutch used to establish footholds in Africa. How did the Portuguese strategy affect their legacy in Africa?

When Hungary opened its borders, it created a "hole" in the government Iron Curtain Berlin Wall revolution

What is the han dynasty

Which directly led to the first armed conflict between Arabs and Israelis?