30 Days of Hogan's Heroes - Day 27

Day 27 – Favourite reference (to a real-life WW2 incident/fictional shout-out/anachronistic 1960s random nod)?

I love that they had the bloody cheek to make Klink chief of Staff during D-Day, thus having our Heroes take part (and what a part!) in one of the most important (both in terms of scale and significance) operations of the century. I mean, really XD