Answer:

UAR

AnswerCrossword Clue
UARFormer Egypt-Syria union: Abbr.
UARFormer mideast alliance (abbr.)
UARBrief Egypt-Syria coalition
UARMideast alliance
UARFormer org. for Nasser
UARFormer Mideast alliance (abbr.)
UARShort-lived Mideast union (abbr.)
UARNasser led it (abbr.)
UARNasser's Egypt (abbr.)
UAREgypt and Syria, once (abbr.)
UARNasser's former realm (abbr.)
UARMideast alliance, once
UARMideast land, once (abbr.)
UARFormer Middle East initials
UARFormer Mideast country
UAR1958-61 alliance
UAREg. and Syr., once
UAREgypt, 1961-1971
UAROld Mideast org.
UARFormer Mideast inits.
UAR1958-1961 alliance
UARFormer Mideast org.
UAROld Mideastern alliance (abbr.)
UAREgypt and Syria, formerly (abbr.)
UAR1958-61 political org.
UAROnetime Egypt-Syr. alliance
UARFormer Mideast gp.
UARNasser's org.
UAROld Egypt-Syria alliance: Abbr.
UAROld Mideast confed.
UARFormer Mideast confed.
UAROld Mideast alliance, initially
UARFormer Mideast alliance: Abbr.
UAROld Mideast gp.
UARFormer Egypt-Syr. alliance
UAR1958-'61 Mideast partnership: Abbr.
UARFormer Egypt-Syria alliance: Abbr.
UAROld Mideast assn.
UARSyr. and Eg., once
UARSyr. seceded from it in 1961