May 13 – Line opened between Karachi and Kochi (169km (105miles)) on 5 ft 6in (1676 mm) gauge, the first railway in modern-day Pakistan.
May 24 – The Great Train Raid of 1861 is conducted by Stonewall Jackson.
June events
June 16 – Battle of Vienna, Virginia, is the first time in history a railroad is used tactically in battle.
June – Opening of first section of rail line in Paraguay, under the auspices of Presidente Carlos Antonio López, with mainly British engineering, 4km (02miles) from Asunción to Trinidad on the Iberian gauge of .[2] Regular services to Paraguarí begin on September 21 and on December 25 the line is extended to the city of Luque.[3]
April 26 – Zhan Tianyou, Chief Engineer responsible for construction of the Imperial Peking-Kalgan Railway, the first railway constructed in China without foreign assistance (d. 1919).
Web site: Leigh . Irvin . Matus . Paul . Staten Island Rapid Transit: The Essential History . thethirdrail.net . The Third Rail Online . 27 June 2015 . January 2002 . dead . https://web.archive.org/web/20150530063638/http://www.thethirdrail.net/0201/sirt1.html . 30 May 2015 .