The Deputy Permanent Representative of the Kingdom of Saudi Arabia (KSA) to the United Nations Dr. Khalid bin Mohammed Manzalawi participated here yesterday in the inauguration of "Palestine: the Most Universal of National Causes" exhibit, which was organized on occasion of the International Day of Solidarity with the Palestinian People. This participation comes a part of KSA's strong and firm long-time supporting for the Palestinian cause and Palestinian people to attain their inalienable rights.