Anson Jones & Mexico: Diplomacy, Annexation, and War

Anson Jones, last President of the Republic of Texas (1844–1846), navigated a precarious path between Mexico and the United States.

1. Diplomatic Recognition

• Sought Mexican recognition of Texas independence
• Sent James Reily to Mexico City (1844)—rejected; Mexico still claimed Texas

2. Boundary Disputes

• Texas claimed Rio Grande; Mexico claimed Nueces River
• Jones proposed joint commission—stalled by Mexican instability

3. Trade Overtures

• Wanted Galveston reopened to Mexican commerce (closed since 1836)
• Negotiated commercial treaty—never ratified

4. Annexation Pivot

• Realized Texas couldn't survive alone (debt, defense, recognition)
• Secretly negotiated U.S. annexation (Tyler/Polk)
• June 1845: Texas Congress accepted U.S. offer

5. Mexican Reaction & War

• Mexico broke diplomatic relations (March 1845)
• Viewed annexation as casus belli
• Mexican–American War began April 1846 (Thornton Affair)

6. Jones's Legacy

Criticized as "too soft" on Mexico; praised for avoiding premature war. His handwritten note on annexation treaty: "The die is cast." Texas became 28th state Dec 29, 1845; Jones lowered the Republic's flag Feb 19, 1846.