text: 7th-Marshal Islands (181 sq. km).\n\n6th-Liechtenstein (160 sq. km)\n\n5th-San Marino (61 sq. km)\n\n4th-Tuvalu (26 sq. km)\n\n3rd-Nauru (21 sq. km)\n\n2nd-Monaco (2 sq. km)\n\n1st-Vatican City (0.5 sq. km).