Defence ministry approves request from Christian group despite atheist North warning of ‘catastrophic impact’ of rebuilding towerSouth Korea has said it will allow a Christian group to build a new tower shaped like a Christmas tree near the border with North Korea – a move certain to infuriate Pyongyang.An existing tower was dismantled by the military earlier this year, triggering protests from church groups and anti-Pyongyang activists who accused the authorities of caving in to pressure from the North.