A Google search showed this: To army commanders to provide them with land and a decent income.
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In the primarily male centered work
force of the times, may segments of manufacturing and production were impacted with so many able bodied men being called to fight in the war. It was necessary for women to step into those roles to supplement these vacancies so the American wartime economy would survive.
They were the first American expedition to cross what is now the western portion of the United States.