Bangladesh, Nov. 18 -- U.S. Secretary of State Mike Pompeo's expected tour of a West Bank winery this week will be the first time a top American diplomat has visited an Israeli settlement, a parting gift from an administration that has taken unprecedented steps to support Israel's claims to war-won territory.

The Psagot winery, established in part on land the Palestinians say was stolen from local residents, is part of a sprawling network of Israeli settlements in the occupied West Bank that most of the international community views as a violation of international law and a major obstacle to peace.

The award-winning winery, which offers tours and event spaces, is a focus of Israel's efforts to promote tourism in the occupied territory a...