Germany invaded Poland in 1939, and the world  almost every country except the U.S.  was at war. Agricultural exports dropped as German submarines, known as U-boats, were sinking U.S. ships to England and Europe.Farming exports fell 30 to 40 percent below the average of the ten depression years that preceded the war.hen the U.S. officially entered the war, the need for food increased even more. Soldiers could fight only as long as they had food to fuel their bodies. So, farmers were exhorted to produce even more.
After 63 years of marriage, Almanzo died in 1949, Laura continued to live at Rocky Ridge Farm until her passing in 1957, at the age of 90. In 1954, Garth Williams designed the bronze Laura Ingalls Wilder Medal for presentation to Laura as the first recipient.
Recreation of Laura Igalls Wilder's Little House on the Prairie cabin. In 1869, the Ingalls' family moved to this location, 12 miles southwest of Independence, Kansas. They stayed here about a year before returning to their earlier home in Pepin, Wisconsin.