Ummmm... no. We carved off our hunk of Mexico ourselves and kicked Santy Anna and his thugs back south of the Rio Grandee a couple weeks after the diabolical atrocity of the Alamo.
Now we turn out the finest American Soldiers, Sailors, Marines, and Airmen you'll find anywhere in the Yew-nighted States or anywhere else.
But you couldn't have done it without Davy Crocket or Jim Bowie.