<Li> 2017 NBA Finals: Warriors won, 4--1 </Li> <Li> 2018 NBA Finals: Warriors won, 4--0 </Li> <P> The Cavaliers--Warriors rivalry is a National Basketball Association (NBA) rivalry between the Cleveland Cavaliers and the Golden State Warriors . While the two teams have played each other since the Cavaliers joined the league in 1970, their rivalry began to develop in the 2014--15 season, when they met in the first of four consecutive NBA Finals series . Prior to the streak beginning, no pair of teams had faced each other in more than two consecutive Finals . Of these four series, the Warriors have won three championships (2015, 2017, and 2018), and the Cavaliers won in 2016 . </P> <P> The Warriors dominated the early series, going 37--22 (. 627) from 1970 to 1991 . The Cavaliers would win 10 straight games from 1992 to 1996 to reduce Golden State's lead to 37--32 (. 536). The two teams played each other close during LeBron James' first stint with the Cavaliers in the 2000s . From 2010 to 2014, James left the Cavaliers to play for the Miami Heat while the Warriors were a lottery team . </P>

How many years in a row have the warriors and cavs been in the finals