1938
- 09.11 – “Kristallnacht”
1939
- 28.08 – general mobilisation in the Netherlands
- 03.09 – German invasion of Poland; start of the Second World War
1940
- 10.05 – German invasion of The Netherlands
- 14.05 – bombardment of Rotterdam
1941
- 25.02 – the February strike
- 22.06 – German invasion of Russia
- 07.12 – Japanese attack on Pearl Harbour
1942
- April – wearing the yellow star becomes compulsory
- July- first deportations from the Netherlands
- 19.08 – British raid on Dieppe; Henk Pelser crosses the Belgian border for the first time
- September – Smedts and Pelser travel via Brussels to Besançon
- October – Pelser’s journey Brussels – Besançon – Lyon – Annemasse – Geneva – Chateauneuf-les-Bains – Lyon – Nancy – Brussels
- 08.11 – allied invasion of northern Africa
- 11.11 – Hitler occupies Vichy-France
- 02.12 – journey with Ekker: Brussels – Bouillon – Sedan – Belfort
- 05.12 – Belfort – Paris
- 08.12 – back in Amsterdam
1943
- 06.01 – Ekker and Pelser depart for Switzerland
- 09.01 – arrival in Belfort
- 14.01 – arrival in Bern
- 20.01 – to Cossonay
- 31.01 – capitulation German VI army at Stalingrad
- 19.02 – Pelser c.s return via Porrentruy – Sedan – Brussels
- 21.02 – arrival in Amsterdam
- 03.04 – Pelser is arrested
- 13.05 – German capitulation in North Africa
1944
- 14.03 – Pelser in court before the Obergericht
- 15.03 – on PoW transport to Mühlberg
- 06.06 – D-Day
- 25.07 – Mussolini deposed
- 08.09 – capitulation of Italy
- 17.09 – Operation “Market Garden”; beginning of the battle of Arnhem
- December – Ardennes offensive
- 24.12 – American POW’s arrive in Mühlberg
1945
- 07.03 – American troops cross the Rhine
- 22.04 – German guards abandon the Mühlberg camp
- 30.04 – Hitler’s suicide
- 05.05 – the Germans capitulate in the Netherlands
- 17.05 – Pelser leaves for Tröbitz
- 31.05 – Pelser collects Saartje, Klara and Jaap Elte
- 12.06 – to Leipzig
- 18.06 – arrival in Eindhoven and Amsterdam