The party have stuck firm by their plan to secure a new Brexit deal before going to a second referendum. https://www.theneweuropean.co.uk/top-stories/jeremy-corbyn-drops-free-movement-rights-in-labour-manifesto-of-hope-1-6386959
The British government said in court papers that Boris Johnson would send Brussels a letter asking to delay Brexit if he did not secure a new deal by later this month https://nyti.ms/2o5zhs6