The first and second option are the same and are both correct
The event that triggered war came at Fort Sumter in Charleston Bay on April 12, 1861 because of uncompromising differences between the free and slave states over the power of the National Government to prohibit slavery in the territories that had not yet become states.
1775 – 1783
Here how it started: In April 1775 British soldiers, called lobsterbacks because of their red coats, and minutemen—the colonists' militia—exchanged gunfire at Lexington and Concord in Massachusetts. Described as "the shot heard round the world," it signaled the start of the American Revolution and led to the creation of a new nation.
Answer:
Tokyo
Explanation:
Tokyo became the largest most populated urban center of the world. Tokyo is home for nearly 38 million citizens.