Luis Muñoz Marín (1898–1980) American politician
https://scholarship.law.duke.edu/cgi/viewcontent.cgi?article=6444&context=faculty_scholarship
Speech https://books.google.com/books?id=HGM9AQAAMAAJ&pg=PA5172&lpg=PA5172&dq=%22Worse+than+any+heathen+or+pagan+abroad+are+those+in+our+midst+who+are+false+to+our+institutions.%22&source=bl&ots=n-wpUEfhND&sig=wHyJSOd8M1rswurZUUnUgAFrTn0&hl=en&sa=X&ved=0ahUKEwjXtt2swKjLAhWFGD4KHWCjBDsQ6AEIHDAA#v=onepage&q=%22Worse%20than%20any%20heathen%20or%20pagan%20abroad%20are%20those%20in%20our%20midst%20who%20are%20false%20to%20our%20institutions.%22&f=false (4 July 1870)
Luis Muñoz Marín (1898–1980) American politician
https://scholarship.law.duke.edu/cgi/viewcontent.cgi?article=6444&context=faculty_scholarship
Frederick Douglass (1818–1895) American social reformer, orator, writer and statesman
1860s, Our Composite Nationality (1869)
“Citizenship is not a gift we can afford to keep giving away.”
Donald J. Trump (1946) 45th President of the United States of America
Source: 2010s, 2015, Crippled America: How to Make America Great Again (2015), p. 28
Theodore Roosevelt (1858–1919) American politician, 26th president of the United States
Speech before the Naval War College, Newport, Rhode Island (June 1897), reported in "Washington’s Forgotten Maxim", American Ideals (1926), vol. 13 of The Works of Theodore Roosevelt, national ed., chapter 12, p. 198
1890s
Donald J. Trump (1946) 45th President of the United States of America
Thank You Tour - Cincinnati, Ohio https://www.youtube.com/watch?v=PBqIUF-cdgY#t=15m38s (01 December 2016) <br class="br">2010s, 2016, December
Thomas Paine (1737–1809) English and American political activist
The Crisis No. XIII
1770s, The American Crisis (1776–1783)
Richard Feynman (1918–1988) American theoretical physicist
volume II; lecture 26, "Lorentz Transformations of the Fields"; section 26-1, "The four-potential of a moving charge"; p. 26-2
The Feynman Lectures on Physics (1964)
Calvin Coolidge (1872–1933) American politician, 30th president of the United States (in office from 1923 to 1929)
1920s, Whose Country Is This? (1921)
Aníbal Acevedo Vilá (1962) American politician
U. S. Senate, Committee on Energy and Natural Resources. Hearings on sovereignty under S. 472 (June 23, 1998)