Ukraine’s currency reserves have reached an all-time high thanks to foreign remittances, the country’s central bank in Kiev said on Friday as the country fights off a full-scale Russian invasion for the third year. Reaching an equivalent of €40.3 billion ($43.4 billion) on April 1, this is the highest level of currency reserves since Ukraine gained independence in 1991, according to the bank. Currency reserves are funds that a central bank usually holds in foreign currencies, which are primarily used to stabilise the country’s own currency or to finance imports. The driver of the new high was …