As the Revolutionary War progressed, the Purdy Family was split between being a Revolutionist or Loyalist. Primarily, My branch were Revolutionists.
Purdy Family members (Loyalists), fled to Canada, for safety, and for fear of retaliation by Revolutionists. They fled from New York and Connecticut areas.
A majority, of those that fled to Canada, stayed and never returned to the United States.
In the 1800's some Purdy Families immigrated to the United States through Minnesota and Wisconsin.