This document discusses Philippine citizenship and suffrage. It defines key concepts like citizenship, nationality, subject, alien, and outlines the general ways of acquiring citizenship through involuntary and voluntary means. It discusses the principles of jus sanguinis and jus soli that govern citizenship by birth. It also summarizes the qualifications, rights, and obligations of citizens and how citizenship can be lost or reacquired. The document provides examples and exercises to illustrate citizenship scenarios. It concludes by defining suffrage as the right and obligation of qualified citizens to vote in elections.