PDB Afternoon Bulletin | March 20th, 2026: Report: U.S. May Launch Ground Operation Inside Iran & Ukraine Deploys Drone Defense Teams To Middle East

The President's Daily Brief afternoon bulletin on March 20, 2026, covers escalating tensions in the Persian Gulf, centered on U.S. considerations for direct action against Iran, alongside Iran's ongoing attacks on regional energy sites and Ukraine's emerging role in countering Iranian drones.

U.S. Weighs Seizure or Blockade of Kharg Island

The Trump administration is actively discussing plans to seize or blockade Kharg Island, a small Iranian outpost off the southern coast in the Persian Gulf that handles about 90% of Iran's crude oil exports. The aim is to pressure Tehran into reopening the Strait of Hormuz, which Iran has effectively blockaded. A ground operation would involve U.S. troops landing on the island, while a naval blockade would stop tankers from accessing it—both marking major escalations that expose forces to Iranian missiles, drones, and fast boats.

The Pentagon has begun positioning assets, including a 2,500-strong Marine Expeditionary Unit arriving soon, plus two more units en route and further reinforcements under discussion. This serves as both a warning and preparation for possible invasion. Internal debates weigh the leverage it could provide—potentially forcing Iran to negotiate—against high risks. A lower-risk option is U.S. naval and air escorts for commercial tankers through the strait, avoiding direct territorial confrontation.