The Standing Rock Sioux tribe announced Sunday that the Army will halt construction on the Dakota Access pipeline previously slated to cross under North Dakota's Lake Oahe. The tribe, along with protesters ranging from celebrities [1] to military veterans, have opposed the pipeline easement [2] since its announcement in July.

BREAKING: #StandingRock [3] Sioux Tribe's Statement on U.S. Army Corps of Engineers Decision to Not Grant Easement: https://t.co/Rya11xwcXr [4]

— Standing Rock Sioux (@StandingRockST) December 4, 2016 [5]

In the Army's official announcement [6], assistant secretary for civil works Jo-Ellen Darcy stated [7]: "Although we have had continuing discussion and exchanges of new information with the Standing Rock Sioux and Dakota Access, it's clear that there's more work to do. The best way to complete that work responsibly and expeditiously is to explore alternate routes for the pipeline crossing."

The news was met with celebration from protesters and supporters alike, particularly those who have been camping near the construction site [8] at Lake Oahe for weeks.

"The Department of the Army will not approve an easement that would allow the proposed Dakota Access Pipeline to... https://t.co/kGJ1rtslaU [9]

— Standing Rock Kids (@ReZpectOurWater) December 4, 2016 [10]

I NEVER want to hear that protesting is useless ever again. #DAPL [11] #NoDAPL [12] #StandingRock [13]

— ??? (@xfazedxoutx) December 4, 2016 [14]

So much respect and honor to/for you and your victory #standingrock [15] #NoDAPL [16] https://t.co/ysLk6QGx2q [17]

— solange knowles (@solangeknowles) December 4, 2016 [18]

It's a good time for protesting to work in this country. #standingrock [19] sending everyone lots of big love.

— Chelsea Handler (@chelseahandler) December 4, 2016 [20]

AHHHHHH!!!! Thank you 2016 for giving us a win before you ended. Water is life!!! #StandWithStandingRock [21] #NoDAPL [22] https://t.co/iKlBQ6WGEr [23]

— Britne Oldford (@BritneOldford) December 4, 2016 [24]

An incredible example of what we can do when we come together. Proud that #LDF [25] joined the many voices that made our government listen. https://t.co/QO0AqcfaMB [26]

— Leonardo DiCaprio (@LeoDiCaprio) December 4, 2016 [27]

However, the Army's decision to deny the easement has not been without controversy. DAPL supporters, including North Dakota House Republican Kevin Cramer, have criticized the decision to halt construction.

@POTUS [28] denies #DAPL [29] federal permit sending a chilling signal for future infrastructure development. My statement: https://t.co/TDLIGdCT6d [30] pic.twitter.com/qU1wQdUHMU [31]

— Rep. Kevin Cramer (@RepKevinCramer) December 4, 2016 [32]