An example of a theory is Evolution, we don't really know 100% how we came to be as we are now, but we do know that 1+1=2 as a fact, same with gravity, we Know it exists because it's what ties us to earth and we can "feel" it, but not Evolution, Evolution is a theory, just like the BingBang
Germany intended to build up a powerful empire by occupying territory to the east and south. Then, after overrunning France, it would use air assaults to force Britian to make peace.
Germany was an economic rival of Great Britain in World War 1
because of the spirit of international competitiveness and
imperialism. Each wanted to establish supremacy in Europe and
therefore, they tried to outgrow each others' economy.
Prohibition was the prevention of manufacture and sale of alcohol
