What steps can the UN Security Council take when a country tests nuclear missiles? - I can ask the international court of justice for permission to impose economic sanitation, then intervene with peacekeeping troops.

- It can pass a resolution commending the action, then impose a series of economic sanctions against the offending.

- it can pass a resolution condemning the action, then ask the general assembly for permission to overthrow the government.

- it can send in troops to overthrow the government, then ask the international military tribunal to prosecute the leaders for war crimes.