Well, sadly, it is effective when it doesn't result in disaster.
Brinksmanship refers to the negotiation practice of letting a situation edge right up to disaster before finding a solution.
It is, however, wildly irresponsible, shortsighted, and often leads to people getting hurt and unnecessary stress.
Answer:Charles 1
Explanation:As a King, Charles I was disastrous; as a man, he faced his death with courage and dignity. His trial and execution were the first of their kind.