WW1: What M-A-I-N does this cartoon represent?

an era of negotiation.

is that an answer to your question?

the steam engine.

the locomotive.

the telephone.

the telegraph.

the internal combustion engine.

the rifle.

ironclad ships.

electricity/light bulb.

hello most volcanoes are located at either divergent or convergent plate

this is where the plate motions aswell form magma

cutting down of the rainforest