If anyone is genuinely curious about this, they were indeed letting Russian gas through and stopped in 2025: > On 1 January 2025, Ukraine terminated all Russia

If anyone is genuinely curious about this, they were indeed letting Russian gas through and stopped in 2025: > On 1 January 2025, Ukraine terminated all Russian gas transit through its territory, after the contract between Gazprom and Naftohaz signed in 2019 expired. [...] It is estimated that Russia will lose around €5bn a year as a result. https://en.wikipedia.org/wiki/Russia%E2%80%93Ukraine_gas_disputes#2022_Ukraine_war-related_gas_issues https://en.wikipedia.org/wiki/Russia%E2%80%93Ukraine_gas_dis...