Do the himalayans provide both protection and isolation

Yes

Explanation:

The Himalayas do provide protection due to it's isolation, but this also means it's isolation can make it difficult to survive in and transport goods and services.

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.

the mothers played a major role in confronting the government and ending the war.