An ex post facto law comes from the Latin and means "from after the action" or "after the facts", in this case the law can retrospectively allow the punishing of acts that were done in past which were not a crime at the time.
While the habeas corpus is used to prevent incorrect or illegal imprisonment and can be applied against violations of personal liberty.
A “necessary and proper” law grants the power to Congress make any Laws needed for the Execution of the foregoing Powers and Departments.
A bill of attainder is the punishing of someone without the right to a trial, it is prohibited in the U.S. Constitution.
For the next 71 days, Indian protesters at Wounded Knee would hold off the federal government at gunpoint. Media from around the world would give the siege day-by-day coverage. And Native Americans from across the nation would come to Wounded Knee to be part of what they hoped would be a new beginning.
