A magnitude 7.8 earthquake on Feb. 6, 2023, and a second powerful tremor hours later, destroyed or damaged hundreds of thousands of buildings in 11 southern and southeastern provinces, leaving more than 53,000 people dead. Another 6,000 people were killed in the northern parts of neighboring Syria.

An earthquake with a preliminary magnitude of 6.2 shook Istanbul and other areas of Turkey on Wednesday, prompting widespread panic and scores of injuries in the city of 16 million people, though there were no immediate reports of serious damage.