An Israeli delegation will sit down with talks with Russian officials Thursday as tensions simmer over Russian threats to close a veteran Jewish immigration agency, according to Israeli daily newspaper Haaretz.The Kremlin initially did not approve the meeting on Sunday and the delegations trip was delayed, Haaretz reported.The Israeli-Russian negotiations will take place the same day as a pre-trial hearing about the Russian Justice Ministrys surprise request to shut down the Jewish Agency, which processes Jewish immigration to Israel.Lawyers began arriving at Moscows Basmanny District Court on Thursday morning for the preliminary hearing, according to news reports.The Jewish Agency said it expects a positive scenario from the Israeli delegations presence in Moscow, according to Haaretz.As well as a warning to Israel about its stance on the Ukraine war, analysts believe the move to shut down the Jewish Agency is an attempt to slow Russias brain drain.Russias Justice Ministry accused the Jewish Agency of contributing to help people leave [Russia], the BBC Russian service quoted an unnamed source familiar with the ministrys June 2022 letter to the agency as saying Wednesday.The agencys work is detrimental to the economy and the prospects of the Russian Federation, the 20-page letter apparently read.Established in 1929, the Jewish Agency played a key role in the creation of the state of Israel in 1948.It began working in Russia in 1989, two years before the end of the Soviet Union.Israeli Prime Minister Yair Lapid warned Moscow over the weekend that shutting the agency would have serious consequences.AFP contributed reporting.