Working women should be allowed to take a year off paid, with the assurance that they can return to their job. California allows 12 weeks maternity leave and up

Working women should be allowed to take a year off paid, with the assurance that they can return to their job. California allows 12 weeks maternity leave and upto 6 months wherein you can return to the job. Some states have no job protection ( how does that even work in a first world country?)