Mitsotakis's remarks come as many people in Santorini spent Sunday night outdoors, amid fears of potential damage to buildings during the quakes. Some focal points of the tremors have been recorded at a depth of just 2km (1.2miles) below the surface.

Thousands of people evacuated Santorini after a series of earthquakes in recent days hit the picturesque Greek island with fears of additional tremors.

The increase in seismic activity around the tourist island of Santorini is causing concern among officials, who have ordered schools to shut across the island and warned locals to drain their pools