The words that are emotionally charged in this passage from Declaration of Independence are:
Emotionally charged words are part of loaded language and they are used to trigger an emotional response in the reader or listener. Moreover, they are mainly used by public figures, such as presidents. In this case, "magnanimity", "justice" and "usurpations" are emotionally charged words because they seek to gain support from the reader and, at the same time, to degrade the British Empire.