수교가 · 수교를
establishment of diplomatic relations
Example
한국과 중국은 1992년에 공식적으로 수교했습니다.
Korea and China officially established diplomatic relations in 1992.
Word parts
수 cultivate+교 relations
Literally 'cultivating relations'.
Good to know
수교 is the start of official ties; 단교 is cutting them off.
Related words