HONG KONG, July 1 (Xinhua) — China’s Hong Kong celebrated Wednesday the 23rd anniversary of its return to the motherland, after a law on safeguarding national security in Hong Kong came into force Tuesday night.

HONG KONG, July 1 (Xinhua) — China’s Hong Kong celebrated Wednesday the 23rd anniversary of its return to the motherland, after a law on safeguarding national security in Hong Kong came into force Tuesday night.