Historians use both primary and secondary sources to research the past suppose that your were writing a report on new mexico's involvement with world war 2 suggest one primary and one secondary source that could you in your research then explain why using both sources would improve your report

Records of the Department of State relating to internal affairs of Mexico, 1910-29 [microform]
Main Micro Film 2743- 2985
Mostly instructions to and dispatches  from diplomatic and consular officials. The largest group of records deals chiefly with the Mexican Revolution. Print index to this microfilm set: Main Micro Index F1234 .U5 1971. When you identify which reel you need, see the first microfilm roll in the set for a list of documents.

Foreign Relations of the United States (FRUS). Papers relating to the foreign relations of the United States (Print- Govt Doc S 1.1: covers 1906-1931.)(Online, 1870-1931)

Hispanic American Newspapers, 1808-1980 A compilaton of Spanish language newspapers printed in the U.S. during the 19th and 20th centuries.

America's Historical Newspapers, 1690-1922
Reproductions of historic newspapers in text-searchable facsimile images.

New York Times Archive, 1851-2005
Full image of the New York Times.

Periodical Index Online
Online indexing to periodicals in the arts, humanities, and social sciences, published from 1770 to 1990. The full text of some of the articles can be found in its sister database, Periodicals Archive Online.

Revolutionary Mexico in Newspapers, 1910-1929: A guide to the microfilm Set. Extensive collection of Mexican newspapers at the University of Texas at Austin. Available through interlibrary loan.

Latin American Network Information Center (LANIC) from the University of Texas at Austin. Mexican history links.

Declassified Documents Reference System Post World War II to late 1980's. Contains declassified memos, diplomatic correspondence, national security policy statements, and intelligence estimates. Material relates to both foreign and domestic policy.

The Mexican Revolution, Emerson Kent history site, good detail.

Casahistoria: The Mexican Revolution and Beyond

the urdan working class

sorry i really dont know