1947- 55: After the war, the Dutch economy prosper by leaving behind an era of neutrality and gaining closer ties with neighbouring states. The Netherlands is one of the founding members of the  Benelux (Belgium, the Netherlands and Luxembourg) grouping, is among the twelve founding members of the  North Atlantic treaty Organisation (NATO), and is among the six founding members of the European Coal and Steel Community, which later evolve into the  EEC (Common Market) and then the European Union.

1960-70: This years  are  a time of great social and cultural change, such as rapid ontzuiling, a term that describes the decay of the old divisions along class and religious lines. Youths, and students in particular, rejected traditional mores and pushed for change in matters such as women's rights, sexuality, disarmament, and environmental issues.

1962: The old queen Wilhelmina dies

1980: The queen Juliana abdicates. The daughter Beatrix becames the new queen of Netherlands

1990-2000: In this period , the Netherlands is regarded as a liberal country, considering its drug policy  and its legalisation of  euthanasia.

1 April 2001: the Netherlands became the first nation to recognize same-sex marriage.

20 March 2004: The old queen Juliana dies

2000-2005: Referendums are held on each island of the Netherlands Antilles between June 2000 and April 2005 to determine their future status. As a result the islands of Bonaire,  Sint Eustatius  and Saba (the BES islands) were to obtain closer ties with the Netherlands. This led to the incorporation of these three islands into the country of the Netherlands as special municipalities  upon the dissolution of the Netherlands Antilles. The special municipalities are collectively known as the Caribbean Netherlands .

10 October 2010 the Netherlands Anthilles—a former country of the Kingdom of the Netherlands in the Caribbean— is dissolved. 7

(By Wikipedia)