Sept. 7, 2017: Amazon announces a request for proposals for a second $5 billion corporate North American headquarters, sparking a bidding war between cities.
Oct. 19, 2017: Deadline for cities to submit bids. Amazon receives 238 proposals from cities and regions in 54 states, provinces and territories from the U. S., Canada and Mexico.
Jan. 18, 2018: Amazon announces a short list of finalists, with 20 cities making the cut. Northern Virginia, Washington, D.C., and Montgomery County, Md., make the list.
March 2018: News organizations report that representatives from Amazon tour sites proposed in NoVa, D.C. and Maryland.
