7 things you should know about Texas Independence Day

HOUSTON, Texas (KTRK) -- March 2 marks the celebration of the adoption of the Texas Declaration of Independence. This event marked Texas' independence from Mexico on March 2, 1836. How much do you know about the early years of our state and this holiday? Here are seven fun facts!

1. March 2nd isn't only Texas Independence Day
2. The defenders of the Alamo weren't supposed to be there.
3. The men defending the Alamo probably never knew that Texas had declared independence.
4. Only one of the original five copies of the Texas Declaration of Independence remains.
5. The Republic of Texas had five other capital cities before settling on Austin.
6. Texas remained independent for almost 10 years:
7. Texas is the only state to enter the Union by treaty.