to end official relations between countries
terminar relaciones oficiales entre países (terminar relaciones oficiales entre paises)
"The two nations decided to break off diplomatic ties after the border conflict."
"Las dos naciones decidieron romper relaciones diplomáticas después del conflicto en la frontera." (Las dos naciones decidieron **romper relaciones diplomáticas** después del conflicto en la frontera.)
to get rid of negative emotions by doing physical activity
to introduce a topic or proposal for official discussion
to regain confidence or strength after failing
to gather support for a person or cause
to create a positive environment with hopeful energy
to continue doing something difficult until the end