When the war ended in 1918 Winkler became Secretary of State for Military Affairs, but his progressive ideas meant that this was an unpopular appointment as far as certain traditionally minded colleagues were concerned.
Kapag natapos na ang digmaan sa 1918 Winkler ay naging Kalihim ng Estado para sa Military Affairs, ngunit ang kanyang mga progresibong ideya sinadya na ito ay isang hindi sikat appointment makaabot tiyak na tradisyonal na isip kasamahan ay nag-aalala.