Located in the southern part of North Hampshire and the seat of Hillsborough County, Nashua sits along the Nashua and Merrimack rivers. The area was a part of Massachusetts up until a boundary limit settlement was set and it was then placed inNew Hampshire. The village of Indian Head took the name Nashua. The northern section of the settlement, known as Nashville, withdrew from the settlement over the location of the town hall dispute. When the textile mills that were built began to close after the end of World War II and Nashua since then developed a diversified industrial-based economy. It now includes the manufacturing of electronic components, chemicals, computer products, office equipment, heavy machinery, and plastic products.