Belgrade and hungary became part of the ottoman empire during the reign of which leader? constantine xi mehmet ii suleyman i osman i

It was Suleyman I, also called Suleyman the Magnificent.

He captured Belgrade in 1521. He even laid a siege to Vienna in 1529, but he didn't win. Still - Vienna is pretty far, and this means all the areas UNTIL Vienna were taken by him- a huge portion of Europe!

Bob: coke is baby pandas.jim: what? how do you figure that coke is baby pandas? bob: because this book says so.jim: how do we know the book is correct? bob: because it says that coke is baby pandas.jim: how does that prove the book's accuracy? bob: because it's statement involving coke and baby pandas is correct, therefore it is accurate.jim: how do we know that it's correct? bob: because we have concluded that the book is accurate, and therefore the statement is correct.therefore, coke is baby pandas.