Syria: Thick on the battleground.

Also: Iran, the Caucasus, Russia, Central Asia, the US, Venezuela and Indonesia.

The Battle of Homs (1281), Hayton of Coricos, c14th century, illuminated manuscript, Bibliothèque nationale de France, Paris.

SYRIA. Thick on the battleground.

Multiple actors complicate a volatile situation.

A US F-16 shot down a Turkish drone over northeast Syria on Thursday as it neared US troops. The same day, at least 100 were killed in a drone attack…