sentences:  When he returned from Europe, Grove resigned from the army and entered private business.He spent nine months in Chicago, Illinois Chicago with Wilson and Company meat packers and two years in Rockaway, New Jersey with the 4-One Box Machine Makers (now the Stapling Machines Company).In 1922, Herbert Hoover requested he lead the Ukraine section of the Joint Distribution Committee for Relief Work, under the auspices of the American Relief Administration’s effort during the Russian famine of 1921–22.