to end official relations between countries
прекратить официальные отношения между странами (prekratit' ofitsial'nye otnosheniya mezhdu stranami)
"The two nations decided to break off diplomatic ties after the border conflict."
"Две нации решили разорвать дипломатические связи после пограничного конфликта." (Dve natsii reshili **razorvat' diplomaticheskie svyazi** posle pogranichnogo konflikta.)
to make a formal request for a job or position
to change your opinion and agree with something eventually
to make progress or advance toward improvement
to think carefully about your feelings and actions
to write something in full form
to use team feedback to improve or develop something