How are steep and difficult mountains like K2, Annapurna, Jannu climbed for the first time without ropes, ladders and harnesses from above for support?

Question

How are steep and difficult mountains like K2, Annapurna, Jannu climbed for the first time without ropes, ladders and harnesses from above for support?

In: 59

Answer 1

I thought OP was asking more about “how does (someone) climb a mountain that has never been climbed. ”
Answer ~that~ ::))