What actions has the U.S. taken to remove orbital debris?

Increase in Satellites
1. How does the increasing number of satellites placed in orbit impact the U.S.’s military operations in space?
2. Define how space law can be improved to regulate traffic in space and improve safety?
3. What type of international agreements among countries contribute to the safe operation of satellites.
Orbital Debris causing Satellite damage
1. How does the increasing amount of Orbital Debris risk accidental damage of U.S. satellites?
2. What actions has the U.S. taken to remove orbital debris?
3. What actions have other countries taken to remove orbital debris?