Following Hindenburg 's death , Hitler declared the office of President to be permanently vacant , effectively merging it with the office of Chancellor under the title of Leader and Chancellor ( FÃ 1\/4 hrer und Reichskanzler ) , making himself Germany 's Head of State and Head of government . Following Hindenburg 's death , Hitler merged the presidency with the office of Chancellor under the title of Leader and Chancellor ( FÃ 1\/4 hrer und Reichskanzler ) , making himself Germany 's Head of State and Head of government , thereby completing the progress of Gleichschaltung .