Probably Andrew Johnson. The House was pretty much against him from the start and impeached him. Of course, Wm Henry Harrison had only one month and he was sick in bed most of that time, so he may have had less influence than Johnson.
The courts can influence Congress and the president through judicial review, where they interpret the Constitution and strike down legislative or executive actions that are deemed unconstitutional. This can shape future policy decisions made by Congress and the president to align with constitutional principles. Additionally, court decisions can influence public opinion and create pressure for Congress and the president to take certain actions.
The Supreme Court
Yes, in a way. Congress makes the laws and essentially tells the president how to run the nation. The president is the CEO- his job is to carry out the will of Congress, although he can exert influence on Congress to get them to do what he wants.
Congress sets the president's salary. To prevent congress from usingthis power to influence the president, a salary change cannot take place untilthe beginning of the next presidential term.
State of the Union
Using the veto indicates that the President disagrees with Congress and that Congress was willing to pass a law they against the President's wishes.
Congress meeting nearly year round gives the President more opportunity to persuade Congress to do what he wants. The Vice President really has more influence, though, as he presides over the Senate
Congress can cut the budgets. The President can hire and fire them, and the Courts can find individuals bureaucrats guilt of different things.
implementing the president's program in a particular area while also attempting to influence the president's policies in that area.
No, he needs most of the rest of Congress to approve it first.
Asexual reproduction of mammoths.
The president can veto any bill passed by Congress. This stops a divided Congress since a 2/3 majority is required to pass the bill over the veto. The president can fail to enforce laws that he does not like. Congress can fight back with impeachment or censure but there are usually serious political costs to such actions, so Congress often does nothing. The president can also use a "carrot and stick" approach to influence individual Congress members.