Yes, generally speaking it is true that historical geology is primarily the history of the earth's crust, although the ramifications are somewhat wider in that the discipline takes into account things that happened due to the crust's changes as well.
The reason why grievances was included in the declaration of independence is because the colonies thought it was unconstitutional that the British imposed taxes on them without asking for their consent. Part of this reason are the assertions made in the Stamp Act.
Because if we dont then we will just make them by machine but if we make them by machine then we will have no work to do which leads to no money also no work leads to fat people that dont do anything will get fat. Also because just some thing humans can only do right