Was the Budapest memorandum submitted to the Senate for ratification?
Didn't think so.
** Jim I know you know this, but others may not.
A “sole-executive agreement’ can only be negotiated and entered into through the PRESIDENT’S AUTHORITY 4 WAYS:
1. in FOREIGN POLICY,
2. as COMMANDER-IN-CHIEF of the armed forces,
3. from a PRIOR ACT OF CONGRESS, or
4. from a PRIOR TREATY.
BUDAPEST MEMORANDIUM under NPT:
NUCLEAR NON-PROLIFERATION TREATY (NPT)—signed 1968, came into force 1970: An international treaty (currently with 189 member states) to limit the spread of nuclear weapons. The treaty has three main pillars: nonproliferation, disarmament, and the right to peacefully use nuclear technology.
UKRAINE TREATY IS ONE OF THE FORMER Soviet states that disarmed and joined the NPT as non-nuclear weapons states:
[Between 1946 and 1999, the United States completed nearly 16,000 international agreements. Only 912 of those agreements were treaties, submitted to the Senate for approval as outlined in Article II of the United States Constitution. Since the Franklin Roosevelt presidency, only 6% of international accords have been completed as Article II treaties. Most of these executive agreements consist of congressional-executive agreements.