rapprochement

/R AE0 P R OW0 SH M AA1 N/
noun
  1. 1

    The reestablishment of cordial relations, particularly between two countries; a reconciliation.

    โ€œIt was the Nixon administration that saw the rapprochement between the United States and China.โ€

Source: https://en.wiktionary.org/wiki/rapprochement