Israel's defence minister said on Wednesday forces were applying lessons learned in Gaza as a major operation continued in Jenin which the military said was aimed at countering Iranian-backed militant groups in the volatile West Bank city.

The United Nations Office for the Coordination of Humanitarian Affairs (OCHA) said 897 aid trucks entered the Gaza Strip on Tuesday, the third day of a ceasefire between Israel and Palestinian militants Hamas.

More than 2,400 aid trucks have entered the Gaza Strip since the ceasefire deal between Israel and Hamas took effect, according to United Nations officials, as attention shifted to rebuilding the enclave devastated during 15 months of intensive Israeli bombardment.

WHO’s constitution, drafted in New York, doesn’t have a clear exit method for member states. A joint resolution by Congress in 1948 outlined that the U.S. can withdraw with one year's notice. This is contingent, however, on ensuring that its financial obligations to WHO “shall be met in full for the organization’s current fiscal year.”

In an unexpected move, President Donald Trump has withdrawn the United States from the World Health Organization (WHO). Trump’s rationale blames WHO for a variety of issues. A reporter asked Trump about the importance of WHO,