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Plaid Cymru ready to run Wales, leader says, after party wins Senedd vote

Plaid Cymru's Rhun ap Iorwerth declared readiness to form the next Welsh government after Plaid won the largest number of seats in the 96-member Senedd. The day also saw Labour's Eluned Morgan lose her seat and resign as Welsh Labour leader, Greens gain seats, and Reform UK emerge as a major force in Wales.

Why It Matters

The result shifts long-standing Welsh political dominance away from Labour and sets up potential cross-party negotiations to form a government, with Plaid seeking to lead the next administration and reforms influencing Wales' constitutional debate.

Timeline

17 Events

UK Labour leadership responded to results

May 8, 2026

Sir Keir Starmer thanked Morgan for her service, calling her a formidable first minister and tireless champion for Wales.

Plaid appealed to voters to back them to stop Reform

May 8, 2026

Plaid Cymru appealed to voters to back them to stop Reform UK, a strategy Labour cited as behind Plaid's success; Labour also blamed the UK government for the losses.

Senedd size increased to 96 seats

May 8, 2026

Voters elected a larger Senedd for the first time, increasing seats from 60 to 96 across 16 large constituencies of six seats each.

Plaid Cymru distance on independence; commission planned

May 8, 2026

Plaid Cymru, while pro-independence, sought to distance the issue during the campaign and said a commission would begin to build the case for an independent Wales in the first term.

No party rules out working with Plaid; Reform would refuse to assist

May 8, 2026

No party has formally ruled out working with Plaid Cymru, unlike Reform UK, which Plaid, Labour, the Lib Dems and Greens have said they would refuse to assist.

70% of the new parliament are new; 29 MSs returned from last term

May 8, 2026

29 MSs have returned from the last term, meaning about 70% of the new 96-member Senedd are new.

Two constituencies where female MSs outnumber male

May 8, 2026

Only Pontypridd Cynon Merthyr and Ceredigion Penfro have female MSs outnumbering male ones.

Senedd gender balance improves; 46% female intake

May 8, 2026

The gender balance in the new Senedd improved to 46% female among the 2026 intake, with 52 male and 44 female MSs overall.

Presiding officer Elin Jones longest-serving member; expected to quit the role

May 8, 2026

Presiding officer Elin Jones, the longest-serving member of the Senedd, was expected to quit the role when the new Senedd meets for the first time after the election.

Darren Millar returns to the Senedd for the Welsh Conservatives

May 8, 2026

Welsh Conservative leader Darren Millar returned to the Senedd, leading a group of seven Conservative MSs, as polls suggested a potential wipe-out for the party earlier in the campaign.

Welsh Liberal Democrats Jane Dodds returns to the Senedd

May 8, 2026

Jane Dodds, leader of the Welsh Liberal Democrats, returned to the Senedd and described it as a great honour to be back.

Reform UK's Llyr Powell becomes MS in Blaenau Gwent Caerfilli Rhymni

May 8, 2026

Llyr Powell was elected as a Reform MS in Blaenau Gwent Caerfilli Rhymni, joining the party’s presence in the Senedd.

Reform UK's Dan Thomas tops Casnewydd Islwyn and becomes MS

May 8, 2026

Reform UK's Dan Thomas topped the poll in Casnewydd Islwyn and will become an MS, stating that Reform has momentum and could be the main contender for government.

Welsh Green Party gains first seats in the Senedd

May 8, 2026

The Welsh Green Party won two seats in Caerdydd Penarth and Caerdydd Fynnon Taf, marking its first representation in the Senedd; Welsh Green leader Anthony Slaughter described it as historic.

Eluned Morgan loses her seat and resigns as Welsh Labour leader

May 8, 2026

Eluned Morgan, the current first minister and Welsh Labour leader, lost her seat at her count in Llandysul and announced her resignation as Welsh Labour leader, taking responsibility for the result and congratulating Plaid Cymru on their success. She also urged the UK Labour government to change course.

Senedd vote to confirm leader expected after results

May 8, 2026

The Senedd will need to confirm who will lead the Welsh government in a vote, which could happen as early as Tuesday (May 12, 2026).

Plaid Cymru leader Rhun ap Iorwerth declares readiness to form next Welsh government

May 8, 2026

Plaid Cymru leader Rhun ap Iorwerth told cheering supporters in Llandudno that Plaid was ready to take the necessary steps to form the next government of Wales and would put his name forward to be nominated as the next first minister.