Why was the Emancipation Proclamation difficult for Lincoln? What were his concerns?

b.   jim crow laws were enacted in northern states.

this defines the ability for a flex item to grow if necessary. it accepts a unitless value that serves as a proportion. it dictates what amount of the available space inside the flex container the item should take up.

give brainlest

which statement explains one of the reasons world war 1 was so much more destructive than earlier conflicts