51.   Proof of American citizenship, such as a voter-registration card, passport, birth certificate or military-discharge papers, is recommended.

52.   Regis cannot play with the American team until he acquires his American citizenship, and questions remain about how he would blend in.

53.   Shoshana also had American citizenship.

54.   Some opposition figures have even suggested that Mrs. Ciller once held American citizenship, which if true could complicate her political position here.

55.   The Australian-born Murdoch is regarded as a foreigner because of his American citizenship.

56.   The battle on the border is one cause of the rise in the number of applications for American citizenship.

57.   The islanders were granted American citizenship, but they negotiated broad self-rule authority.

58.   The number of people applying for American citizenship has almost doubled in the past year.

59.   The real issue posed by large-scale immigration -- legal or illegal -- is and has always been assimilation to American citizenship.

60.   The United States generally allows its citizens to become foreign nationals without losing their American citizenship.