Even as Qatar faces criticism over its links to Palestinian militant group Hamas, Europe is increasingly tying its future energy security to the natural gas-rich state.

Energy Aspects’ James Waddell said Israel’s war against Hamas is “concerning for European buyers,” but not enough for them to stop signing long-term liquefied natural gas deals with Qatar. He said there is still a “fairly low likelihood” that the Strait of Hormuz, through which Qatari cargoes pass,  will be disrupted by the conflict.

Last month, Europe’s long-term relationship with Qatar was further solidified after QatarEnergy signed three 27-year deals to supply Eni SpA, Shell plc and TotalEnergies with LNG for delivery to the continent starting in 2026. All three majors are stakeholders in...