The Foreign Commerce Clause vests power to regulate commercewith foreign nations thusa. states have no power to affect commerce withforeign nations but can regulate Indian tribes with reservationslocated within the stateb. power to regulate commerce with foreignnations is shared by the states and the Federal government butstates cannot unduly burden foreign commercec. the Federal government has exclusive power toregulate commerce with foreign nations so that any attempt by thestates to create trade delegations is voidd. no one regulates business transactions betweenU.S. citizens and foreign governments