Rainbow Dash performs yet another legendary Sonic Rainboom and becomes a hero.. or does she?

A/N: Big thanks to TAW, and my sister Twilight Clopple for editing!

Princess Luna finds out about the NLR and it's quest to overthrow her sister.
A short story I wrote about why I think Princess Luna would not want to rebel against her sister again and my guesses about how Equestria's government is run.