Glock 21
That would work for me...With spare parts, mine is able to digest .40, 10mm, and .22 as well. Versatility that might be important in a SHTF scenario....I just have to find a way to shoot 9mm out of it and I'll be set.
Glock 21
...I'm sure that 1911 aficionados will be outraged by my opinion, but a 1911 is nowhere near as reliable as a modern striker-fired polymer pistol. Hence my first choice being a Glock G17...
and will surely burn for daring to utter such blasphemy - the ghost of John Moses Browning will rise up and strike you down... 



























