The industrial revolution did.
In the beginning, the only perceived difference was that they were not Christians so they wanted to baptize them. After the industrial revolution, the European countries developed rapidly while African and Asian countries didn't and Europeans believed that this was due to their superior race so they decided to colonize them under the pretense that they would help them develop.
Answer:
Roman virtues were warrior virtues that were appropriate to farmers and warriors. In order to acquire those virtues, men needed to fight wars. Thus, one major benefit of expansion was glory! ... Even common soldiers earned great prestige when they had fought in an important Roman victory.
Slaves were brought to work in the colonies for many reasons, although the most important reasons were to harvest crops, help families, raise children, and give birth to more slaves.
Serbia supplied the rebels with weapons so that they could kill the archduke. Austria-Hungary declared war on Serbia. Russia entered to defend Serbia because they both had large Slavic populations. Germany entered to defend Austria-Hungary. Alliances drew other countries in until it was a world war.
Answer:
i) 4÷24=1 by6 ii)6÷12=1 by 2 iii)3÷9=1 by3