Answer:
When George Washington crossed the Delaware River on Christmas night, 1776, he was intent on surprising Hessians.
No, it is generally false that clouds reflect the majority of incoming infrared radiation back out into space, since only roughly 31% of all incoming radiation from the Sun is reflected back into space.
The act guaranteed the rights of African Americans and made it illegal for others to infringe on those rights. Therefore the act established the rights of the freedmen and made it a crime to infringe on these rights. This is the first time in U.S. history that the rights of African Americans were officially established.
Britain intercepted the Zimmerman Telegram and Germany resumed unrestricted submarine warfare.
Until the agricultural revolution, humans were mainly hunters and gatherers who did not raise plants or animals for food.