brink·man·ship
/ˈbriNGkmənˌSHip/
noun
the art or practice of pursuing a dangerous policy to the limits of safety before stopping, especially in politics.
"in any game of brinkmanship, it is possible that one side will collapse suddenly"

https://www.politico.com/story/2019/...-nixon-1359209

Just another inch, Just another inch, Just another inch