Yes, The Netherlands are a member of the Schengen Area.
Yes, both Switzerland and the Netherlands are in the Schengen Area.
Yes, Latvia is part of the Schengen agreement.
Doha is the capital city of the state of Qatar Qatar is not in Europe, it is not a member of the Schengen Agreement.
Brussels is a city, not a state. Brussels is the capital of Belgium. Belgium is a member of the Schengen Area.
Dublin is in Ireland, which is not part of the Schengen Area.The nearest country which is part of the Schengen Area is France.
Yes, but not EU.
Yes, since 2001
No, Turkey is not part of the Schengen Area. A Turkish visa is not valid for any other country.
No,Luxembourg is not in Schengen,but Schengen is in Luxembourg.
Holland State Park was created in 1926.
No. Monrovia is not a country, it is a city, the capital of Liberia. Liberia is in Africa, a long way from Europe, and is very unlikely ever to join the Schengen Area.
I think it means the first Schengen Area country you will enter.