Article 69 of its constitution states that treaties already in effect "shall remain valid in the regional spheres for which they were intended" and the constitution was ratified by plebiscite on February 21, 1958.  It ended on the morning of September 28, 1961 when the "Supr
Article 69 of its constitution states that treaties already in effect "shall remain valid in the regional spheres for which they were intended" and the constitution was ratified by plebiscite on February 21, 1958.  It ended on the morning of September 28, 1961 when the "Supreme Arab Revolutionary Command of the Armed Forces" seized the radio station and charged Mahmun Kuzabari with forming a government.  Although Jordan, Turkey, the Soviet Union, and the U.S. quickly recognized the new nation, the movement was denounced as a coup by a leader who tried to maintain his nation's sovereignty and resist Syrian independence.  FTP, identify this short-lived nation that from 1958 to 1961 was a union of Syria and Egypt.
Article 69 of its constitution states that treaties already in effect "shall remain valid in the regional spheres for which they were intended" and the constitution was ratified by plebiscite on February 21, 1958.  
United Arab Republic or UAR (prompt on "Syria" or "Egypt")