Why was Gutenberg's invention so important?​

Gutenberg's invention was profoundly important. It launched a revolution in printing. It allowed manuscripts and books to be mass-produced cheaply. It eventually helped increase literacy throughout Europe because more people had access to literature.

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.

lend lease program was passed by congress on march 11, 1941. the president could ship weapons, food, or stuff to any country whose struggle against the axis assisted u.s. defense