What is hills to die on?

"Hills to die on" is a figurative expression that refers to a strongly held belief or principle that a person is willing to defend at all costs, even if it means sacrificing everything else. The term originated from military strategy, where soldiers would defend a hill to the death in order to maintain control of a strategic position. In everyday life, it refers to the idea of being so passionate about something that you are willing to take a stand and make sacrifices to defend it, regardless of the consequences. People often use this phrase when referring to causes, beliefs, or values that they feel are worth fighting for, even if it means facing opposition or encountering challenges along the way. It can also refer to situations where someone is willing to take a risk or make a bold move in order to achieve their goals.