They relied heavily on trade
Answer:
But it wasn't until the public outcry following the publication of Upton Sinclair's The Jungle that Congress moved on legislation that would prevent “the manufacture, sale, or transportation of adulterated or misbranded or poisonous or deleterious foods, drugs or medicines, and liquors.”
The British refused to give supplies to the Native Americans after they replaced the French. They started settling in Native American land and treated them badly. Many were killed and smallpox broke out in the Natives.