early life and career hans hillmann was born in prenzlau, germany, in 1867. he was an officer in the imperial german army during world war i and was accused of plotting sabotage against the welland canal in canada. he was indicted with franz von papen but was acquitted by a federal jury. artistic career from the late 1890s until 1931, hillmann was the american representative for krupp in the united states. although his career as an art…