What are two reasons the Confederates Confederates ended up in Gettysburg, PA?

In June 1863, Confederate general Robert E. Lee and his Army of Northern Virginia invaded the North in hopes of relieving pressure on war-torn Virginia, defeating the Union Army of the Potomac on Northern soil, and striking a decisive blow to Northern morale.

"choosing is refusing" means individuals face an opportunity cost with each decision they make. economists state that every decision involves trade-offs. opportunity cost is the least desirable alternative given up as a result of a decision.

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.