Anyone that can explain this in their own words the best will getbr />

Explanation:

1) This quote tells us that before WWI there was even war on the brink before them as well and that country's were fighting one another themselves.

2) Alliances with the countries can give you more military power and fire power making it easier to seduce another nation, however if you were a nation that had a week alliance with another then welcoming war would not be a good idea being that they would literaly destroy you.

in 1859, brown and 21 of his followers attacked and occupied the federal arsenal in harper's ferry. their goal was to capture supplies and use them to arm a slave rebellion. brown was captured during the raid and later hanged, but not before becoming an anti-slavery icon. abolitionist and insurrectionist

explanation:

the scientific revolution brought us a renewed understanding of humanity and our place in the universe, new scientific equipment, and new laws as a basis for future scientific discovery.