Context: The Netherlands regained independence from France in 1813. In the Anglo-Dutch Treaty of 1814 the names "United Provinces of the Netherlands" and "United Netherlands" were used. In 1815 it was rejoined with the Austrian Netherlands, Luxembourg and Liège (the "Southern provinces") to become the Kingdom of the Netherlands, informally known as the Kingdom of the United Netherlands, to create a strong buffer state north of France. After Belgium and Luxembourg became independent, the state became unequivocally known as the Kingdom of the Netherlands, as it remains today.

Question: In what year did the Netherlands gain independence from France?
Answer: 1813

Question: What names were used in the Anglo-Dutch Treaty of 1814?
Answer: "United Provinces of the Netherlands" and "United Netherlands"

Question: The Kingdom of the Netherlands was formed by which countries?
Answer: Austrian Netherlands, Luxembourg and Liège

Question: When did Belgium regain independence from France?
Answer: Unanswerable

Question: What names were Luxembourg known by in the Anglo-Dutch Treaty of 1814?
Answer: Unanswerable

Question: What kingdom created a buffer state north of Belgium?
Answer: Unanswerable

Question: What happened to the Kingdom of the United Netherlands after France became independent?
Answer: Unanswerable

Question: What did the Southern provinces treaty accomplish for the Netherlands?
Answer: Unanswerable