Answer:The Lewis and Clark Expedition began in 1804, when President Thomas Jefferson tasked Meriwether Lewis with exploring lands west of the Mississippi River that comprised the Louisiana Purchase. Lewis chose William Clark as his co-leader for the mission.Nov 9, 2009
Explanation:
I would definitely say that it is Not crossing boundaries set by them. <span />
I would say it's mostly climate, as it determines two things: 1) what can grow/live in a given place and 2) how long can the products be kept
Additionally, it's the closeness to such things as water sources where you can fish and trade routes: a lot of European cuisines include cofee products, even if cofee is not grown in Europe!
War-related industry lured farmers small town residents