2,710
U.S. Naval Institute
@NavalInstitute
#OTD in 1941, the U.S. launched the first 14 of a new class of cargo ship that FDR said would help protect "the liberty of the free people of the world." 2,710 Liberty ships were built between 1941 and 1945. It was the largest number of ships ever produced to a single design.
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