Simplify the following text for a Grade 6 native English-speaking person.
Original: According to the States Reorganization Act of 1956 , Bhopal state was integrated into the state of Madhya Pradesh , and Bhopal was declared as its capital .
Simplified: Bhopal is the capital of Madhya Pradesh , India and the second largest city of the state after Indore . Bhopal city also called as the city of Lakes .