Identify the type of irony. Words are used to suggest the opposite of what is meant

What is implied in this sentence from mark twain's "the £1,000,000 bank-note"? i was puzzled, and wanted to discuss the matter a little further, but they didn't; so i took my leave, feeling hurt and insulted to be made the butt of what was apparently some kind of a practical joke, and yet obliged to put up with it, not being in circumstances to resent affronts from rich and strong folk.

Abig hazard on road paragrph writing

In the excerpt from the emancipation proclamation, which phrase or sentence supports the claim that president lincoln did not want the slaves to take up arms against their former masters?