An independent U.N. commission says Israel has intensified airstrikes on Iranian-linked targets in Syria, inflicting civilian casualties on at least three occasions.

The missile production facility was destroyed in the attack, according to Western officials. Syrian state media reported that 18 people were killed in the strike.

The Israeli military announced it conducted operations in Syria, targeting terrorists. This follows reports of Israeli airstrikes killing 16 in Syria. Israel also didn't comment on allegations of a raid on a weapons site near the Syria-Lebanon border.

According to the Syrian Observatory for Human Rights (SOHR) - a UK-based monitoring group with a network of sources on the ground - Israeli air and artillery strikes have targeted Syrian territory on more than 60 occasions since the start of the year.

Israeli airstrikes on Syria's Masyaf region late Sunday killed seven, including three civilians, the Syrian Observatory for Human Rights reported. The strikes, which destroyed military facilities,

Israeli special forces killed at least 16 people and struck a blow against a suspected Iranian missile factory, U.S. officials said.