| 08 February 1937 | Falangist troops take Málaga. |
| 26 April 1937 | Guernica, Spain is bombed by German Luftwaffe during the Spanish Civil War: |
| 07 May 1937 | The German Condor Legion Fighter Group, equipped with Heinkel He 51 biplanes arrive in Spain to assist Franco's forces. |
| 06 August 1937 | Falangist artillery bombards Madrid. |
| 27 October 1937 | Republican forces in Gijon, Spain, set fire to petrol reserves before they retreat due to the advancing Falangists. |
| 05 November 1937 | Hitler reveals war plans during Hossbach Conference. |
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