Possible Clues:

• Friction returning in the morning around the country
• Old country graduate drinking bad rum
• Rumba dancing in part of Asia, once
• Old lady after back massage in part of southeast Asia
• Country having a thousand Polish perhaps returning
• Southeast Asian country
• U Thant’s homeland
• Union of Myanmar
• One end of the railway in 'The Bridge on the River Kwai'
• Myanmar, previously