In the lead up to the War of 1812, the Pacific Fur Company found itself facing threats from British warships and difficulty protecting posts. In October of 1813, the Pacific Fur Company and its assets were sold to the Montreal based North West Company.
John Jacob Astor had built a fur trading empire. While trading furs was certainly the most profitable, Astor began fur goods shops in New York City early on. Later in life he diversified investing in Manhattan real estate and becoming a patron of the arts. It is also said that when trading restrictions and other challenges faced the fur trade, Astor became involved in smuggling opium.