Why did buisness leaders begin the practice of vertical integration

How many people died during the total construction of the Great Wall of China

To what extent did daoists offer useful or practical political alternatives in the period of the warring states

The House and Senate can only pass amendments to the constitution if ... A. The amendment receives a majority vote B. The president supports them C. The amendment receives a two-thirds vote D. The judiciary branch supports them

When was the rocking horse invented?

Which European country was the first to bring slaves into the Americas? a. Britain c. Spain b. Portugal d. France

Could someone make a timeline of the technology of the 20th century? (At least 10)

Nomadic invaders from Central Asia who attacked Europe and established Hungary

What were the cause of the french revolution

2. What was the impact of the Treaty of Tordesillas?

which I just said by both the Declaration of Independence and the declaration relation of the right of man