. . "German victory" . . . "17,000" . . "Battle of Gdynia" . "1939-09-14" . "battle of Gdynia" . "Gdynia" . . . "Poland" . "Unknown" . "defended Gdynia" . . . . "Germany" . "29,000" . . . . . . . "Battle of Gdynia" . . . . . . "fierce Polish defense" .