Ratify
The Constitution requires the Senate to ratify treaties. Until the Senate approves them, they are not in force. The Senate does not automatically approve all treaties that the President sends to them.
The Senate has influence in the area of foreign policy through its power to approve treaties.
you need 2/3 of a fraction for a Constitutional Amendment
Congress can propose an amendment to the constitution as long as there is a two thirds majority vote in both the House of Representatives as well as the Senate. The only other way to propose an amendment would be through a constitutional convention with a two thirds vote from all the states' legislatures.
The Legislative Branch can ratify treaties; The Senate approves Presidential Appointments
Yes. It means "to approve or endorse."Treaties and constitutional amendments are ratified.
ratify
Yes, in California.
There are two specified mechanisms whereby an amendment to the U.S. Constitution can be proposed. The States can convene a constitutional convention or both houses of Congress can pass an amendment by supermajority and send it to the State legislatures for ratification.
More than half.
The US President has the Constitutional authority to make foreign policy, with the advice of the Senate, who must approve all treaties.
The Senate has the responsibility of approving treaties.
The President can not change the US Constitution. He can not propose amendments not does he approve or disprove proposals for amendments. (He could come out for or against a proposed amendment, but it would only be an opinion.) Not amendment were ratified or proposed by Congress while Adams was in office.
The Constitution requires the Senate to ratify treaties. Until the Senate approves them, they are not in force. The Senate does not automatically approve all treaties that the President sends to them.
Only Congress.
The US Congress needs to approve treaties the US becomes parties or signatories of. I'm not sure what you mean by UN treaties, however.
The Senate must approve treaties and presidential appointments.