John Car: 2 books

For much of its 2,000-year history, the Roman Catholic Church was a formidable political and military power, in contrast to its pacifist origins and its present concentration on spiritual matters. The period of political and military activism can be dated to roughly between 410, when Pope Innocent...

In ancient Greece, Sparta was unique in having a dual kingship – two kings from different clans, the Agiads and the Eurypontids, reigning simultaneously. The institution was already well-developed by the 8th century BC, when Theopompos of the Eurypontid clan emerges as the first recorded Spartan...