It may be, for example, that both are effects of a prior common cause. Causal arguments are often wishful thinking, where the speaker is seeking to prove their case, and hopes (as with other fallacies) that their causal assertion is not challenged.
Civic nationalism is a form of Nationalism that aims to accept all current residents of a nation whatever their race, religion or language. Many, though not all, civic nationalists are liberals.
Civic Responsibility is defined as the responsibility of a citizen (Dictionary.com). It is comprised of actions and attitudes associated with democratic governance and social participation. Civic responsibility can include participation in government, church, volunteers and memberships of voluntary associations.