The North Dutch provinces of the Union of Utrecht (South Holland, Zeeland, Utrecht, Gelderland, Overijssel, Groningen and Friesland) were annexed by the King of Spain II on 26 July 1581. They declared their independence from Felipe. The independence of the Dutch provinces was recognized in the Treaty of Westphalia signed in 1648. This is approximately the area where the later Netherlands is located. In contrast, the regions south of this region remained in the kingdom; Belgium later gained independence in this region. After this date, two societies began to be mentioned: the Northern Dutch and the Southern Dutch. The Congress of Vienna briefly united the north and south as the Kingdom of the Netherlands, an independent country. However, the southern Dutch (Dutch) had already declared their independence under the name Belgium in 1830. The Netherlands remained neutral throughout World War I. However, II. It was occupied by Germany during World War II. On May 10, 1940, Nazi Germany invaded Belgium and the Netherlands. Additionally, in 1942, Japan occupied Indonesia, a colony of the Netherlands. After the war ended, Indonesia declared independence. Mavimore Turizm is a travel agency registered with TÜRSAB. Document number: A-8307