Why did Switzerland have German Bf 109s? – Swiss Air Force in World War 2 September 19, 2019 Unipro2013main World War 2 Aviation, World War Two German Bf 109s Why did the Swiss Air Force have German Messerschmitt Bf 109s and how did its neutrality during World War 2 play out in the sky? – You can support my Channel with Patreon: Credit to : Military Aviation History