How did Germany use U-boats during world War 1​

they drove them?

Explanation:

They used them to sink nearby ships.

Explanation:

They would try to sink any ship they saw, including both enemy and neutral boats. They would even sink passenger boats such as the Lusitania.

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.