In 1917, Germany attacked some passengers in submarines from the US that led the US to assist in WW1. Hope this helps!
Answer:
A duty is what you owe to your fellow human as a fact of nature, and an obligation is what has been imposed by contract or custom. Generally, one is “obliged,” or “obligated,” by agreement or because of having received a benefit. If you take candy from a store, you have an obligation to pay for it.
They were essentially all independent countries at that point until they ratified that US constitution
Russia is to the east of Germany is true
Well the answer is ... D). death from European diseases