History: 71-year-old Peter I, King of Serbia, retreats across Jankova gorge, November 1915 [10689x6687]

https://i.redd.it/mbpzft46ri631.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/c5a0c8/71yearold_peter_i_king_of_serbia_retreats_across/?utm_source=ifttt