The Pentagon has blasted as ¡°disturbing¡± a Chinese missile launch from its man-made islands in the disputed South China Sea, saying that the test was meant to intimidate other claimants to the strategic waterway.

The move startled analysts, who characterized it as a rarity ¡ª if not a first ¡ª in the South China Sea, home to crucial international shipping lanes.

¡°Of course the Pentagon was aware of the Chinese missile launch from the man-made structures in the South China Sea near the Spratly Islands,¡± Pentagon spokesman Dave Eastburn told The Japan Times, calling it ¡°truly disturbing.¡±