Yes, it is true that James Madison promised that the Bill of Rights would be added to the Constitution, since many people were afraid that without this Bill of Rights the Constitution would trample of people's individual liberties.
Answer:
In December, 1777, General George Washington moved the Continental Army to their winter quarters at Valley Forge. By the time the army marched into Valley Forge on December 19, they were suffering not only from cold, hunger, and fatigue, but from low morale in the wake of the disastrous Philadelphia Campaign.
The Bering land bridge is a theory of how early humans migrated to the Americas from Asia about 20,000 years ago.
Answer: Well even though there are no answer choices, I do believe the answer to this question is the compromise of 1850.
Explanation: I do remember learning upon this topic and i remember answering a similar question. I hope this helps you :)