Background
Halderman, John A. was born on April 15, 1838 in in Kentucky. Son of Doctor John A. and Susan Henderson (Rogers) Halderman.
Halderman, John A. was born on April 15, 1838 in in Kentucky. Son of Doctor John A. and Susan Henderson (Rogers) Halderman.
Academic education (Doctor of Laws, Highland University, Kansas). Private secretary to 1st governor of Kansas. Judge probate court; mayor of Leavenworth.
Member both houses Kansas legislature.
Served in Union army in Civil war as major and as major general.