Europe (including Russia and Turkey).
But Europe per say, excluding Russia and Turkey, has only 3 under construction:
-2022, Slovakia SE, Mochovce 3, VVER-440, 471 gross MWe.
-2023, France EDF, Flamanville 3, EPR, 1650 gross MWe.
-2023, Slovakia SE, Mochovce 4, VVER-440, 471 gross MWe.
If we include the UK, add another 2:
-2026, UK EDF, Hinkley Point C1, EPR, 1720 gross MWe.
-2027, UK EDF, Hinkley Point C2, EPR, 1720 gross MWe.