Patriotic hymns, also known as anthems, are songs that are associated with a particular nation or country. They are often used to express patriotism and national pride. Examples of popular patriotic hymns include 'The Star-Spangled Banner' in the United States, 'God Save the Queen' in the United Kingdom, and 'La Marseillaise' in France. These songs are often played at public events such as sporting events, parades, and other celebrations.