The US seized one-fifth of Okinawa’s arable land within a year.

Evidence

U.S. forces immediately began building bases atop villages and fields for the planned invasion of Japan. Within a year, the United States had seized forty thousand acres—equal to 20 percent of the island’s arable land. — David Vine, Base Nation_ How U.S. Military Bases…, 841

Categorization

• corroborated: 2 independent passages support this claim — David Vine, Base Nation_ How U.S. Military Bases…, 841
• XREF: connects to: The US displaced half of Okinawa’s population by the mid-1950s.