The protesters asked the South Korean government to stop shipments to Bahrain . The move comes after years of campaigning against the use of tear gas . Bahraini officials say tear gas is necessary to maintain order . It is used entirely in compliance with international law , '' it said in a statement on Wednesday . The Bahrain interior ministry says it was not informed of the ban by Seoul .
The protesters asked the South Korean government to stop shipments to Bahrain . The move comes after years of campaigning against the use of tear gas . Bahraini officials say tear gas is necessary to maintain order . The Bahrain interior ministry says it was not informed of the ban by Seoul .