As part of a weapons amnesty in Denmark, police recovered a vintage stockpile of munitions including submachine guns and grenades. The South Jutland Police posted images to social media last week of some 25 weapons and 100 grenades turned in as part of a reprieve for those with illegal or unregistered arms, many of which may have a connection to Danish history. Occupied by Germany during World War II, Denmark was home to a well-organized network of underground resistance units, often equipped by the Allies through the OSS and SOE. Among the weapons brought down from attics and up from...