Related Clues:

• Balls in Germany can change direction
• Mambo and samba
• Eg, tango and samba
• School functions with chaperones
• Ascend (anag)
• Prep-school events
• Steps carefully at first, surrounded by Europeans
• Social occasions about to be restricted by Europeans
• Dutch pilots, grasping communication, finally say Foxtrot, Tango
• Can-can, cha-cha etc
• Tangos, e.g
• Northern Europeans must adopt centigrade measures
• Samba and mambo
• Hula and hora
• Balls, e.g