Gideon Rachman (“Trump risks turning US into a rogue state”, Opinion, January 14) is right to link the integrity of small states to the breakdown of peace in the 1930s, in the middle of what is often ...

The Thirty Years War is one of the bloodiest conflicts in all of human history. Depending on which historian you're consulting, the death toll ranges from 4.5 to 8 million.

The Thirty Years War started as a localized conflict but quickly ballooned out into a multinational conflict that tore across the countryside. But the ones who bore the brunt of the damage were ...