December 7, 1917: The US Navy in World War I | Episode 170

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December 7, 1941 is a date that is indelible in American history, but 24 years earlier, that date also marked an important moment: the arrival of Battle Division 9 to Scapa Flow, the first American battleships to join the British Grand Fleet, which included the Brooklyn Navy Yard-built USS New York and USS Florida. We will discuss the special role of the US Navy in the naval war, in which battleships actually played a very small part. Places like the Brooklyn Navy Yard were instead tasked with building submarine chasers and painting “dazzle” camouflage schemes to counter German U-boats, and American manufacturing was mobilized to produce more than 50,000 mines for the North Sea Mine Barrage to close off passage to the Atlantic from Germany.

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Immigrants Who Made the Brooklyn Navy Yard Great: Frederick Lois Riefkohl

This post is part of our eight-part series profiling immigrants to the United States who made significant contributions to the Brooklyn Navy Yard from the eighteenth century to the present day.


Frederick Lois Riefkohl (1889–1969)

The histories of Puerto Rico and of the US military are deeply intertwined, and much of that history runs through the career of Frederick Lois Riefkohl, the first Puerto Rican to graduate from the US Naval Academy, to win the Navy Cross, and to achieve the rank of rear admiral. Normally we would not consider someone from Puerto Rico an immigrant – they are US citizens – but Reifkohl lived in a complicated time.>> Continue reading