Why does the land bridge that once connected indonesia to the mainland no longer exist?

No joke am doing the same thing as you- South Asia 1.1-1.5

BUT I am doing online school during the pandemic :/.

My reblex user is the_BaconsRespectSam so don't forget to friend me!

d.he wanted to send diplomats to communist countries.

basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.