Rear Admiral Mahan responds to critiques made by Lieutenant Commander William Sowden Sims on his piece on the Battle of Tsushima. Mahan believes Sims did a disservice by referencing too few sources. He also believes his sources are superior to Sims’. He paints a different picture of the battle and the mechanics of it. He also believes they emphasize different naval philosophical differences in their critiques. Sims believes in the importance of machinery and Mahan thinks that resources should be devoted to manpower. Mahan analyzes successful battle tactics and logistics.

Collection

Library of Congress Manuscript Division

Creation Date

1906-10-22

Creator(s)

Mahan, A. T. (Alfred Thayer), 1840-1914

Recipient

Roosevelt, Theodore, 1858-1919

Language

English

Period

U.S. President – 2nd Term (March 1905-February 1909)

Repository

Library of Congress Manuscript Division

Page Count

14

Production Method

Typed

Record Type

Multi-image

Resource Type

Letter

Rights

These images are presented through a cooperative effort between the Library of Congress and Dickinson State University. No known restrictions on publication.

Citation

Cite this Record

Chicago:

Letter from A. T. Mahan to Theodore Roosevelt. [October 22, 1906]. Library of Congress Manuscript Division.
https://www.theodorerooseveltcenter.org/digital-library/o54685. Theodore Roosevelt Digital Library. Dickinson State University.

MLA:

Mahan, A. T. (Alfred Thayer), 1840-1914. Letter from A. T. Mahan to Theodore Roosevelt. [22 Oct. 1906]. Multi-image.
Library of Congress Manuscript Division. Theodore Roosevelt Digital Library. Dickinson State University. January 15, 2026. https://www.theodorerooseveltcenter.org/digital-library/o54685.

APA:

Mahan, A. T. (Alfred Thayer), 1840-1914., [1906, October 22]. Letter from A. T. Mahan to Theodore Roosevelt.
Library of Congress Manuscript Division. Theodore Roosevelt Digital Library. Dickinson State University.
Retrieved from https://www.theodorerooseveltcenter.org/digital-library/o54685.

Cite this Collection

Chicago:

Library of Congress Manuscript Division. https://www.theodorerooseveltcenter.org/collection/library-of-congress-manuscript-division. Theodore Roosevelt Digital Library. Dickinson State University.

MLA:

Library of Congress Manuscript Division. Theodore Roosevelt Digital Library. Dickinson State University. January 15, 2026. https://www.theodorerooseveltcenter.org/collection/library-of-congress-manuscript-division.

APA:

Library of Congress Manuscript Division. Theodore Roosevelt Digital Library. Dickinson State University. Retrieved from https://www.theodorerooseveltcenter.org/collection/library-of-congress-manuscript-division.