These are not the best of days in Israeli-Palestinian relations, and matters will not be helped by this: the first terrorist attack in Jerusalem since 2008 and the city's first bus bombing in almost a decade.
Burqa-clad suicide bombers in northwest Pakistan are an unexpected and growing challenge to local communities.
The Tamil Tigers waged a 33-year battle against the Sri Lankan government for an independent Tamil state. Many in the diaspora backed their fight, but was it a righteous cause, or just a myth?