The special nature of investigating a sitting President imposes some special obligations.

Never again can the President impose his will on the legislature.

The legislation would require the President to impose at least two of six sanctions against violators.

The President could impose a variety of sanctions to bust open the Japanese market to American exports.

In conjunction with a state of emergency the President might also impose temporary direct presidential rule over a union republic.

The President will impose certain conditions and try to limit Federal costs.

The House bill says the President "shall impose appropriate additional sanctions" on Iraq under certain conditions.

The President also imposed additional safety requirements on tankers hauling the oil.

The President may impose restrictions on imports that threaten to impair national security.

He also lifted a ban that the former President had imposed on importing fruits and vegetables.