Spanish colonies needed many workers because they needed to grow their crops, mine gold and silver, and work in their new cities. Spain wasn't able to have enough Spanish workers so they ended up taking Indians as their slaves, giving them very little food and water forcing thousands to die of starvation and overwork.
Answer: Timur the Lame was so called because he was a Mongol military leader who, at one point had conquered most Muslim territories, central Asia and parts of India.
Hope this helps!
Depende de lo bueno que seas.