The two rival Palestinian factions have failed to heal their political disputes since Hamas fighters expelled Fatah from Gaza in a short war in 2007
A Reuters witness said the quake shook buildings in the capital, Taipei. The quake had a depth of 31 km (19 miles). No other details were immediately available.
Taiwan, a self-ruled island that China considers its own, lies near the junction of two tectonic plates and is prone to earthquakes.