Navy 'too weak' for big role in Korea blockade By Thomas Harding, Damien McElroy in Washington and Richard Spencer in Beijing (Filed: 16/10/2006) Plans to impose a blockade of North Korea to prevent the regime acquiring nuclear weapons were thrown in disarray last night. China said it would oppose attempts to inspect suspect vessels and Royal Navy commanders said Britain was unable to make a significant military commitment to the proposed United Nations naval task force. The United States is leading attempts to put together a force that would prevent suspect cargoes from entering the Marxist dictatorship and stop North...