On June 21, 1990, an earthquake measuring 7.7 on the Richter scale struck northwestern Iran, killing up to 50,000 people.

A moderately strong, 5.1-magnitude earthquake struck in Iran on Friday, according to the United States Geological Survey. The temblor happened at 9:19 p.m. Iran time about 22 miles southwest of Semnan,

The earthquake struck at a depth of 10km (6.2 miles), and was reported at approximately 9:19 p.m. local time amid rumours of Republican Guard 'testing' nearby