All immigrants coming into the US had to stop at ether of those places to be allowed into the US
In 1898, the United States assisted in war to protect its citizens and businesses in Cuba. This war was known as the Spanish-American War. The United States declared war on Spain after the U.S. warship, the Maine, exploded and sank on February 15, 1898 while visiting Havana, Cuba.
His time is an hour. You can guess and check by using numbers and seeing what 30% of them is