The act of bringing back or re-establishing diplomatic relations or activities.

कूटनीति का पुनरुद्धार

English Usage: The revival of diplomacy between the two countries was seen as a significant step towards peace.

Hindi Usage: दोनों देशों के बीच कूटनीतिक पुनरुत्थान को शांति की ओर एक महत्वपूर्ण कदम माना गया।