From what I've gathered, KLM was mostly dormant during World War II, but their web site has the following. > All that remained of KLM during World War II was a

From what I've gathered, KLM was mostly dormant during World War II, but their web site has the following. > All that remained of KLM during World War II was a single European service (between Bristol and Lisbon) and the so-called West-Indian Operation. Source: https://blog.klm.com/klm-loves-dutch-royals/ https://blog.klm.com/klm-loves-dutch-royals/ Also, Portugal was neutral during World War II up until about 1944, which probably explains why there was a route to Lisbon. There's further information here, as follows. > During World War II, however, KLM lay largely dormant except in the West Indies, where its service, begun in 1941, grew rapidly, expanding to nine Caribbean and Latin American countries by 1945. Source: https://www.britannica.com/topic/KLM https://www.britannica.com/topic/KLM