Trump Donates 1Q Salary to National Park Service

The President has decided to donate his first quarter salary to a government entity, specifically the National Park Service, to support its mission of preserving national security. A check for $78,333 is presented to the Secretary of the Interior, Ryan Zinke, and the Superintendent of Harpers Ferry. The donation is the full amount received by the President from January 20th noon forward, as per the Constitution.

What decision did the President make regarding his salary?

To which entity did the President choose to donate his first quarter salary?

What is the mission of the National Park Service mentioned in the text?

How much money did the President present to the Secretary of the Interior?

What does the Constitution say regarding the President's salary?