Modern essays often use the term to describe the "stranger" or "migrant" who is lost or separated from family, highlighting the responsibility of society to provide kindness and communication to those in unfamiliar environments.

Are you writing an essay about the of the "unknown" or "stranger"? Pessoa, Unknown to Paz - Project MUSE

In the context of historical and war literature, the term is frequently linked to the collection (The Unknown Soldier) by the Nicaraguan poet Salomón de la Selva .

Directed by Dani de la Torre, this high-tension thriller follows a bank executive who receives a call stating his car is rigged with explosives. It explores themes of corporate ethics and hidden pasts.