1.   But initially, relations have chilled.

2.   But relations chilled amid tension between North Korea and the United States, a key South Korean ally.

3.   Jordanian-Iraqi diplomatic relations have chilled after the executions of five Jordanian nationals in Iraq reportedly alleged for smuggling spareparts.

4.   The two sides had discussed reconciliation in recent years, but relations chilled over suspicions that the North was using its nuclear facilities to make atomic bombs.