Even so, Arsenal will be crowned champion if it beats Crystal Palace away on Sunday night.It would be Arsenal's first league title since 2004, when the "Invincibles" went unbeaten under Arsene Wenger.Havertz was fortunate not to be sent off when he received only a yellow card in the 67th for a lunging studs-up tackle from behind on Lesley Ugochukwu, a decision that was upheld after a VAR review.Current manager Mikel Arteta is two wins away from delivering the club's greatest ever season, with Arsenal also facing Paris Saint-Germain in the Champions League final on May 30."It's been an amazing season so far We have to keep going."Fittingly, the goal against already relegated Burnley came from a corner — the source of so many crucial Arsenal goals this season — as Havertz rose highest to head in a delivery from Bukayo Saka in the 37th.While Arsenal goalkeeper David Raya never had a save to make against a toothless Burnley side, the lead never felt completely comfortable as a second goal never came for the host.But Arsenal held on through nearly 10 minutes of added time to take another step toward ending its decades-long title drought.AP