How did slavery support the growth of the British empire

Which indo european tribe developed a strong warrior society and built an empire that was frequently invaded by those seeking fertile land

For in this unit, you read about transitions of power and the formation of newly independent nations in africa, asia, the americas, and the middle east. some of these transitions were peaceful, while others caused long-term instability. why do you think some countries were more successful than others with political transitions? what do you think were the biggest challenges facing newly independent countries? would it have been possible for leaders to prevent these problems before they happened? why or why not?

What roles does climate change and natural resources play in global politics?