King of Greece 192223 and 193547. He became king on the expulsion of his father Constantine I in 1922 but was himself overthrown in 1923. Restored by the military in 1935, he set up a dictatorship under Joannis Metaxas, and went into exile during the German occupation 194145.
Modelled on the French tricolour, the vertical stripes represent liberty and revolution. The almost square proportions of the flag are unusual. Effective date: 23 January 1831.