1887.—Final settlement and demarcation of Afghan frontier (winter).
1887.—Escape of Ayub Khan from Persia; failure of rebellion in Afghanistan.
1887.—Surrender of Ayub Khan to General Maclean, Viceroy’s Agent at Meshed, and detention in India.
1888.—Quetta Railway continued to Kila Abdulla (January).
1888.—Revolt of Is-hak Khan against Abdur Rahman Khan (July to September).
1888.—Retreat of Is-hak Khan to Samarkand.
1889.—War scare on the Oxus boundary (February to March).
1891.—Abdur Rahman introduces the Oath of Allegiance on the Koran among his councillors.
1891.—Abdur Rahman appoints Habib Ullah to hold public Durbars.
1893.—Sir Mortimer Durand goes to Kabul to explain drift of negotiations between Great Britain and Russia in connection with Northern frontier and Pamir region.