Answer: 1 : to exert one's powers of body or mind especially with painful or strenuous effort : work. 2 : to move with great effort the truck labored up the hill. 3 : to suffer from some disadvantage or distress labor under a delusion.
Explanation:
The Bureau of Indian Affairs is the answer
Although Paul Revere is often credited as the sole rider who alerted the colonies that the British were coming, there were many riders who went out the night of April 18 1775, warning the colonists of the approach and movement of the British forces. Four men and one woman made late night rides, alerting the early Americans of what dangers lay ahead. They were Paul Revere, Samuel Prescott, Israel Bissell, William Dawes, and Sybil Ludington.