brinksmanship

noun
  1. 1

    Pursuit of an advantage by appearing to be willing to risk a dangerous policy rather than concede a point.

    โ€œThe diplomat accused the other nation's leader of brinkmanship for refusing to redeploy the troops along their nations' shared border.โ€

Source: https://en.wiktionary.org/wiki/brinkmanship, https://en.wiktionary.org/wiki/brinksmanship