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. ~The Declaration of Independence Despotism means an oppressive dictatorship. Usurpations means taking over something by force or oppression. Given this information, according to this excerpt, what condition is sufficient cause for people to form a new government?