Above: "HM Queen Elizabeth II attends a State Banquet, at the President's House, Karachi," from The Times, 1961. Royal Collection Trust/© Her Majesty Queen Elizabeth II 2017. Below & Inset: Evening gown, by Sir Norman Hartnell, 1960. Duchesse satin. Worn by Queen Elizabeth during her state visit to Pakistan in 1961. Royal Collection.
Evening gown, by Sir Norman Hartnell, 1960. Duchesse satin, pearls, sequins, beads, diamantes. Royal Collection Trust/All Rights Reserved. H.M. Queen Elizabeth II wore the gown to the opening of Parliament in Freetown, Sierra Leone, on December 12, 1961 (see above photo, via romanbenedikhanson on Flickr).
Evening dress, by Sir Norman Hartnell, 1968. Silk, crystals, sequins, diamanté, beads. Worn by H.M. Queen Elizabeth II in 1969 while visiting Vienna, Austria (see photo with daughter Princess Anne). Photos (above): Getty, via Good Housekeeping; (below): Royal Collection Trust/© Her Majesty Queen Elizabeth II 2017.