At least 219 people, including almost 100 women and children, have been killed in Gaza so far, according to its health ministry.
In Israel 12 people, including two children, have been killed, its medical service says.
The US is a staunch ally of Israel and has so far opposed a joint UN Security Council statement on the conflict.
There has also been unrest within Israel and in the occupied West Bank and East Jerusalem, where Palestinians took part in a general strike on Tuesday. There were clashes in several locations.
https://www.bbc.co.uk/news/world-middle-east-57168051