The raids suggested that the Israeli military was continuing to target armed fighters in the occupied territory, even as it conducts major operations in Gaza and Lebanon.

An Israeli airstrike in northern Gaza has killed at least 20 people, mostly women and children, Palestinian officials said Tuesday, as Israel wages a nearly month-long air and ground operation in what was already the most isolated and heavily destroyed part of the territory.

Israeli strikes killed at least 30 people in Gaza, including on a home where displaced families were sheltering, according to Palestinian health officials.

Several people were wounded in both attacks, they said, adding that Israeli forces had sent tanks into the northeast of Nuseirat camp earlier on Monday. Israel deployed tanks into Jabalia, Beit Hanoun,