Scottish Nationalist Party (SNP) leader John Swinney (behind R) and Rhun ap Iorwerth (2nd L) of Plaid Cymru in Wales arrive to attend a meeting between the leaders of the main Scottish, Northern Irish and Welsh parties in Cardiff, Wales on September 14, 2026, to press for self-determination votes in their territories. The leaders of the main Scottish, Northern Irish and Welsh parties on September 14 declared their right to "self determination" in a joint agreement signed at a rare meeting in the Welsh capital Cardiff. (Photo by Adrian Dennis / AFP via Getty Images)

Democratic U.S. Senate candidate Texas state Rep. James Talarico speaks during a television interview at a food drive at the Frederick Douglass Human Services and Justice Center, Wednesday, Sept. 9, 2026, in Dallas. (AP Photo/Julia Demaree Nikhinson)

California Gov. Gavin Newsom speaks at a rally for democratic candidates Saturday, Sept. 5, 2026, in Monroe, N.C. (AP Photo/Nell Redmond)

Scottish Nationalist Party (SNP) leader John Swinney (R) walks with Rhun ap Iorwerth (L) of Plaid Cymru in Wales to the parliament building after attending a meeting with the leaders of the main Scottish, Northern Irish and Welsh parties in Cardiff, Wales on September 14, 2026, to press for self-determination votes in their territories. The leaders of the main Scottish, Northern Irish and Welsh parties on September 14 declared their right to "self determination" in a joint agreement signed at a rare meeting in the Welsh capital Cardiff. (Photo by Adrian DENNIS / AFP via Getty Images)

Scottish Nationalist Party (SNP) leader John Swinney (R) walks with Rhun ap Iorwerth (L) of Plaid Cymru in Wales to the parliament building after attending a meeting with the leaders of the main Scottish, Northern Irish and Welsh parties in Cardiff, Wales on September 14, 2026, to press for self-determination votes in their territories. The leaders of the main Scottish, Northern Irish and Welsh parties on September 14 declared their right to "self determination" in a joint agreement signed at a rare meeting in the Welsh capital Cardiff. (Photo by Adrian DENNIS / AFP via Getty Images)

Scottish Nationalist Party (SNP) leader John Swinney (behind R) walks with Rhun ap Iorwerth (2nd R) of Plaid Cymru in Wales to the parliament building after attending a meeting with the leaders of the main Scottish, Northern Irish and Welsh parties in Cardiff, Wales on September 14, 2026, to press for self-determination votes in their territories. The leaders of the main Scottish, Northern Irish and Welsh parties on September 14 declared their right to "self determination" in a joint agreement signed at a rare meeting in the Welsh capital Cardiff. (Photo by Adrian DENNIS / AFP via Getty Images)

Scottish Nationalist Party (SNP) leader John Swinney (L) speaks as (2nd L to R) Rhun ap Iorwerth of Plaid Cymru in Wales, Mary Lou McDonald, president of Irish Republicans Sinn Fein and Michelle O'Neill, vice president of Irish Republicans Sinn Fein look on, as they attend a meeting in Cardiff, Wales on September 14, 2026, to press for self-determination votes in their territories. The leaders of the main Scottish, Northern Irish and Welsh parties on September 14 declared their right to "self determination" in a joint agreement signed at a rare meeting in the Welsh capital Cardiff. (Photo by Adrian DENNIS / AFP via Getty Images)

(R to L) Michelle O'Neill, vice president of Irish Republicans Sinn Fein, Mary Lou McDonald, president of Irish Republicans Sinn Fein, Rhun ap Iorwerth of Plaid Cymru in Wales and Scottish Nationalist Party (SNP) leader John Swinney speak to the media as they attend a meeting in Cardiff, Wales on September 14, 2026, to press for self-determination votes in their territories. The leaders of the main Scottish, Northern Irish and Welsh parties on September 14 declared their right to "self determination" in a joint agreement signed at a rare meeting in the Welsh capital Cardiff. (Photo by Adrian DENNIS / AFP via Getty Images)