"Nationalists conquering Bilbao" . . "of Bilbao" . . "offensive" . . "offensive against Bilbao" . . . . . . . . "15,000 Italian troops" . "1937-06-19" . . . "Condor Legion" . "Basque Army" . . "Defense of Bilbao" . . . . . . "Spain" . "Nationalist victory" . "CTV" . . . "conquest of Bilbao" . . "Battle of Bilbao" . . "Bilbao" . . . "50,000 troops and militia" . "Battle of Bilbao" . "60,000 Nationalist troops" . . . "Unknown" . "Nationalist offensive against Bilbao" . "assaulted it" . "fall of Bilbao" .