What do the words absolute Despotism mean as they are used in paragraph 2 in Passage #1, "The Declaration of Independence"?

"But when a long train of abuses and usurpations, pursuing invariably the same Object evinces a design to reduce them under absolute Despotism, it is their right, it is their duty, to throw off such Government, and to provide new Guards for their future security. "

despotism denotes dictatorship, a tyranny, an absolute power

People should not put up with it, they have the responsibility to act and change something when it goes wrong, if people are being oppressed and under the tyranny of those in power, they shall stand up, if but for future generations' sake.