<Table> <Tr> <Th_colspan="2"> Texas Revolution </Th> </Tr> <Tr> <Td_colspan="2"> The campaigns of the Texas Revolution </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Th> Date </Th> <Td> October 2, 1835--April 21, 1836 (6 months, 2 weeks and 5 days) </Td> </Tr> <Tr> <Th> Location </Th> <Td> Texas </Td> </Tr> <Tr> <Th> Result </Th> <Td> Treaties of Velasco and the formation of the Republic of Texas </Td> </Tr> <Tr> <Th> Territorial changes </Th> <Td> De facto Texian independence from the Centralist Republic of Mexico </Td> </Tr> </Table> </Td> </Tr> <Tr> <Th_colspan="2"> Belligerents </Th> </Tr> <Tr> <Td> Republic of Texas </Td> <Td> Mexican Republic </Td> </Tr> <Tr> <Th_colspan="2"> Commanders and leaders </Th> </Tr> <Tr> <Td> Sam Houston (WIA) James Fannin (POW), (Executed) William Travis † James Bowie † Davy Crockett † Frank W. Johnson Edward Burleson Stephen F. Austin George Fisher </Td> <Td> Antonio López de Santa Anna (POW) Vicente Filisola Martín Perfecto de Cos (POW) </Td> </Tr> <Tr> <Th_colspan="2"> Strength </Th> </Tr> <Tr> <Td> c . 2,000 </Td> <Td> c . 6,500 </Td> </Tr> <Tr> <Th_colspan="2"> Casualties and losses </Th> </Tr> <Tr> <Td> 700 dead, 100 wounded </Td> <Td> 1,000 dead, 500 wounded </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Texas Revolution </Th> </Tr>

Which of the following is not a way that texas military units have been used since the year 2000