Yes, there were five states that joined the Union in war, but I do not think they were ten years apart.
That Mayan women would participate in the economic, governmental and farming activities, and cooking food
The greeting was stench
This stench came from various sources including but not limited to sweat, blood, dead bodies, fecal matter, urine, and other various sources, and they mixed together to be a "greeting" for Equiano who had never experienced anything like that before he was taken into slavery and put into the ship. He explains how he only wanted to die because of that.
False
This is because it was not a fast thing that occurred. It took many time and lives to do this and some would argue Afghanistan is still not at peace.