WASHINGTON -- Opinion polls from around the world show increasing numbers of people believe that the United States is arrogant, unilateralist and indifferent to key concerns of other nations -- even friends and allies. There is a rising belief that the U.S. has become a source of international tension and instability.

This sentiment is especially powerful in South Korea, a nation for which the U.S. shed blood in a violent civil war a half century ago, and a frontline ally in the nuclear crisis with North Korea.

The list of South Korean grievances is long and growing. The most recent incidents include: