https://www.economist.com/europe/2024/05/02/a-fresh-russian-push-will-test-ukraine-severely-says-a-senior-general

He being (Major-General Vadym Skibitsky, deputy head of Ukrainian Military Intelligence (HUR)):

“

Right now, both sides are jockeying for the “the most favourable position” ahead of potential talks. But meaningful negotiations can begin only in the second half of 2025 at the earliest, he guesses. By then, Russia will be facing serious “headwinds”. Russian military production capacity has expanded but will reach a plateau by early 2026, he reckons, due to shortages in material and engineers. Both sides could eventually run out of weapons. But if nothing changes in other respects, Ukraine will run out first

“

So I’m assuming now no election during the war, and an election a year after the war ends, so 2026-2027 (at the earliest?)