Answer:
Thousands of years back people were mostly hunters and gatherers. Thus, they used to eat raw meat and vegetable since they didn't know anything about cooking raw food in fire. After discovering about cooking raw meat and vegetables in fire is when new dishes and inventions came about.
Not sure if this is a tad late or not... But I'd be concerned for consistent right sided stomach tenderness or rebound. If it started recently, you could potentially have appendicitis or a burst appendix. You could also have some bowel issues affecting the right side or some sort of gallbladder issues like cholecystitis (however pain can be felt in the right shoulder at the same time).
In other words, I recommend going to the emergency room... Appendicitis is a very serious and potentially dangerous concern.
Answer:
Imperialism is a policy or ideology of extending a nation's rule over foreign nations, often by military force or by gaining political and economic control of other areas