Where is Guam, the paradise island threatened by North Korea, and why is it important?

The apparently sudden threat by North Korean dictator, Kim Jong-un, of a missile strike on the Pacific holiday paradise island of Guam is not as obscure as it first sounds. The remote 210-square mile island in the western Pacific Ocean, known for its white beaches and crystal blue waters, is also a strategic US military outpost and host to nuclear bombers and at least 6,000 US service members. Japanese soldiers take part in joint military exercises between the US, Japan, France and UK on Naval B