41.   One group of business executives recently dreamed up banner slogans for protesters, who invariably end up blocked by lines of riot police and occasionally fight them.

42.   Russia and China have generally refrained from commenting on the matter, leaving unknown their stand on an issue that either could block by invoking their veto power.

43.   Rwanda joined Tanzania, Kenya and Uganda, who had already imposed sanctions, suspended air traffic and blocked shipments by road and water to and from Burundi.

44.   Serbia, which has repeatedly blocked efforts by the U.N. court, pledged more cooperation last week.

45.   Some patients visited for counseling but blocked by the protesters.

46.   That tends to scare voters, because China considers Taiwan a renegade province, and says it will block independence by force.

47.   Thames Street is inaccessible, blocked by mangled pieces of iron.

48.   The demonstrators said they were protesting the delays in the talks which had stalled due to blocking by China, India and Pakistan.

49.   The House action is meant to legally accept the treaty while effectively blocking it by refusing safety certificates even to perfectly safe trucks.

50.   The settlers succeeded in partially putting it up again, despite police efforts to block them by forming a human chain.