2. Your chain of logic is lacking the nuance that when, exactly, a bundle of cells with the potential to become a human being, if it’s supported by a healthy womb for nine months, actually becomes “a human being” is very much up for debate.
If "when it becomes a human being" is unknown, we should err on the side of saving the life rather than ending it.
The US is the only country regressing on this issue. This is only temporary, of course. You will join the rest of the world eventually. Even with this regression, 60% of Americans believe abortion should be legal in all or most cases.
Does passage through the vaginal canal confer humanity?