By Emma Farge GENEVA (Reuters) – Ukraine will need at least $1.79 billion to restore its telecommunications sector to pre-war levels, a U.N. agency said in a report published on Friday alleging Russia had “destroyed completely or seized” networks in parts of the country. The long-anticipated and sensitive damage assessment by the Geneva-based International Telecommunication Union (ITU) was commissioned in April to assess the extent of destruction of Ukraine’s communication networks as a result of Russia’s invasion last February. The report, which covers the first six months of the war, found t…