There Is No Single Defined Leader.
Answer:
In 1849, he returned to his law practice but became vexed by the opening of additional lands to slavery as a result of the Kansas–Nebraska Act. He reentered politics in 1854, becoming a leader in the new Republican Party, and he reached a national audience in the 1858 debates against Stephen Douglas
D tigris rivers if I'm wrong but I don't know
Answer: Agriculture in the Middle Ages in Western Europe became more focused on self-sufficiency. Barley and wheat were the most important crops in most European regions; oats and rye were also grown, along with a variety of vegetables and fruits. Oxen and horses were commonly used as draft animals.
Explanation: