Despite a cease-fire, Israel and Hezbollah have been trading attacks almost daily.

Attacks on schools and property in several countries have Jewish communities on edge, amid suspicions that Iran is behind the violence.

Israel Katz, the defense minister, said he ordered troops to destroy more bridges and buildings in southern Lebanon, stoking worries that Israel was widening a military-controlled buffer zone there.

The 90-mile waterway, back in focus amid Israel’s renewed offensive in Lebanon, could define how far the fighting spreads.

The United States views Iran through a prism of global responsibilities and strategic goals. Israel has a more regional approach. After nearly three weeks of war, their paths are diverging.

The town of Khiam’s location on high ground just a few miles north of the border between Israel and Lebanon has made it coveted territory over multiple conflicts.

As the conflict with Iran expands and intensifies, President Trump’s options — to fight on, or to move toward declaring victory and pulling back — both carry deeply problematic consequences.

“We just want to be back in our homes,” said a Lebanese man who, like many others in the latest round of fighting, has to flee.

At least four people were wounded on Wednesday when an Israeli airstrike hit an apartment building in central Beirut. Israel has been exchanging fire with the Iranian-backed armed group, Hezbollah.

Our Beirut bureau chief, Christina Goldbaum, reports on the escalating conflict between Israel and the Iran-backed armed group Hezbollah, as Israel’s military seizes areas of southern Lebanon and carries out bombings.

The militant group’s attacks, apparently at the behest of Iran, led to retaliation from Israel and were “practically a suicide mission” for Hezbollah, an analyst said.