no
That couldn't have been avoided, it was in the nature of an island empire, inhabited by a homogeneous people.
They could have avoided the war because if they would have they would not have this problem or anything like that but they could have avoided it so they wont have a lot of colonists people going agianst them.
They should be avoided because they could have diseases we aren't used to, or our bodies aren't used to them and it could make us sock unlike the people who live there.
Moving to Canada to escape political extremists
Sometimes a volcanic eruption is not that bad but sometimes it can be very bad. For example, people could die because of it and houses can be destroyed.
because they wanted to survive it
If the volcano is near a large population it could kill many people.
Ozone depletion could be avoided easily. You have to plant more and more trees.
No they couldn't have avoided it.
if the people in it would have taken precautions as precaution is always better than cure
more people could have fought for abolition. And we could have made peace with them.
ANY WAR can be avoided; but man likes war.