A dozen U.S. Democratic Senators have called for the U.S. Central Command to answer questions about American coordination with Israel in declaring broad “ evacuation zones ” in Lebanon and Iran , alleging that the practice may violate international law. The letter underlines how the Democratic Party — both its leaders and the base — has grown increasingly critical of Israel. Since the beginning of the U.S.-Israeli war against Iran and the latest Israel- Hezbollah war in Lebanon, the Israeli military has regularly issued maps covering large areas of territory along with warnings telling all residents of the zones to flee. Israel had previously used a similar approach in Gaza. The senators said the sweeping warnings have “been used to permanently displace people and destroy homes and towns” and that some civilians who refused to leave their homes in the areas have been killed by subsequent strikes. The 12 senators led by Vermont Sen. Peter Welch, in a letter dated May. 4 to CENTCOM chief Adm.…