Answer:
Mind if ya brainiest meh
Explanation:
Spiro Mounds is a major Northern Caddoan Mississippian archaeological site located in present-day Eastern Oklahoma. The 80-acre site lies near the Arkansas River, seven miles north of the town of Spiro.
I know planets rotated around the sun, is definitely true. I'm not sure about the others.
The Russian empire under Tsar Nicholas ii changed her focus from the lost Manchuria and Korea region to the Balkans states. This renewed an old rivalry with the Austria Hungary empire which also had a distinctive interest in the region. while the war was declared on Siberia, after the assassination of Ferdinard and his wife Sophie, the main target of the war was Russia.