Russian leader Vladimir Putin has launched a bloody, unprovoked assault on Ukraine—threatening the lives of masses of innocent civilians, upending global security, and disrupting the international order and economy.

President Joe Biden has said repeatedly that America’s response will not include American troops on the ground in Ukraine, which is not a member of the North Atlantic Treaty Organization. But there is still a lot the United States and its allies can do—and are doing—to punish Putin for his violent expansionism.

Here’s a brief overview of some of the policy responses the administration has taken thus far, and the additional options lawmakers are discussing.

Sanctions