Jessica Rinaldi For The Boston Globe

Tu Nguyen, originally from Vietnam, paused during a naturalization ceremony at the John F. Kennedy Presidential Library and Museum.

Jessica Rinaldi For The Boston Globe

Ramon Aquino (left ), Lax Iyer, and Jermaine Green were among those who took the oath of citizenship at the JFK Library.

Jessica Rinaldi For The Boston Globe

Iyer and Green wore flags in their lapels as they waited to become citizens.

Jessica Rinaldi For The Boston Globe

From left: David Dongo took a photo of his son, Rolando Dongo, and his daughter-in-law, Graciela, after Graciela became a citizen.

Jessica Rinaldi For The Boston Globe

Emad Mesdary (center), a native of Egypt, and Momtaz Begum (second from right), a native of Bangladesh, waited to become US citizens.

Jessica Rinaldi For The Boston Globe

Mesdary and Begum raised their right hands to take the oath of citizenship.

Jessica Rinaldi For The Boston Globe

Soraya Rendon (center), originally of El Salvador, laughed with her son Nathan Lawson, 11, after becoming a citizen.

Jessica Rinaldi for the Boston Globe

The Dorchester museum hosts naturalization ceremonies about six times a year.