History of the Netherlands Nassau. The Netherlands was neutral during the First World War, but during the Second World War, it was invaded and occupied by Nazi Germany. The Nazis, including many collaborators, rounded up and killed almost all of the country's Jewish population. When the Dutch resistance increased, the Nazis cut off food supplies to much of the country, causing severe starvation in 1944–45. In 1942, the Dutch East Indies were conquered by Japan, but prior to this; the Dutch destroyed the oil wells for which Japan was desperate. Indonesia proclaimed its independence from the Netherlands in 1945, followed by Suriname in 1975.
Declarations of war during World War I 1907 (or Hague II). For the diplomatic maneuvering behind these events, which led to hostilities between nations during World War I, see the article entitled Diplomatic history of World War I. Below is a table showing the "Outbreaks of Wars between Nations" which occurred during World War I. Indicated are the dates (during the immediate build-up to, or during the course of, World War I), from which a "de facto" state of war existed between nations. The table shows both the "Initiator Nation(s)" and the nation at which the aggression was aimed, or "Targeted Nation(s)". Events listed include those in