Answer:
Harappa and the city of Mohenjo-Daro were the greatest achievements of the Indus valley civilization. These cities are well known for their impressive, organized and regular layout. They have well laid our plumbing and drainage system, including indoor toilets.
Answer:
Chattel slavery was supported and made legal by European governments and monarchs. This type of enslavement was practised in European colonies from the sixteenth century onwards.
Explanation:
