Entertainment Weekly has posted a exclusive story which states that The Mandalorian will explore the Origins of The First Order.

"The Mandalorian is going to fill in some of the backstory of a big mystery in the current Star Wars trilogy. The upcoming Disney+ series is set to explore some of the early origins of the First Order — the dictatorship commanded by Supreme Leader Snoke that rose up to succeed the fallen Galactic Empire that was defeated in Return of the Jedi".

Check out the full story at EW.com.