A transformation in which one or more substances is converted into another by combination or decomposition.
An action or statement in response to a stimulus or other event.
An icon or emoji appended to a posted message by a user to express their feeling about it.
Reactionary politics; a period in which reactionary thought or politics is resurgent or dominant.
Defiance of authority or control; the act of rebelling.
An organized, forceful subversion of the law of the land in an attempt to replace it with another form of government.
Armed resistance to an established government or ruler.