What modern city used to be known as New Amsterdam?
The modern city used to be known as New Amsterdam was founded in 1626, when the Dutch West India Company established a trading post at the tip of Manhattan Island. The city was renamed New York in 1664.
Instruction: What modern city used to be known as New Amsterdam?
Context: 
Response: The modern city used to be known as New Amsterdam was founded in 1626, when the Dutch West India Company established a trading post at the tip of Manhattan Island. The city was renamed New York in 1664.