Putin will be happy, as now Andersson will be replaced in the finnish parliament by a Putin loyalist Johannes Yrttiaho, as Andersson can’t sit on both parliaments by law.
If you didn’t know, there are many Putin loyalists in the finnish Left Alliance, working as an internal opposition faction against Andersson’s faction.
Remember Chamberlain? He made his allies submit to german concessions because that would maintain peace. Fast forward five years and we had 40+ million more dead Europeans and the continent bombed to rubble.