Christmas is traditionally a time of peace and goodwill towards others. But there have been occasions when the festive season has fallen, quite literally, during conflict. Yet in times of war, people have still managed to commemorate the birth of Jesus Christ, and have celebrated even under the harshest and most dangerous of conditions. And, sadly, they've been doing so for centuries, combatants and civilians alike. But what does Christmas look like under fire?
Click through and ponder these photographs and illustrations made when wartime threatened Christmastime.