question: What is the name of the war in which the 4th Infantry Regiment of the Imperial Japanese Army fought the Republic of China from July 7, 1937 to September 9, 1945?
answer: Second Sino-Japanese War
context: Title: 52nd Infantry Division (German Empire)
  Passage: The 52nd Infantry Division ("52.Infanterie-Division") was a division of the Imperial German Army during World War I.  The division was formed on March 6, 1915, from units taken from other divisions or newly raised.  The division was initially mixed, with two infantry regiments from the Grand Duchy of Baden, one infantry regiment from Prussian Saxony, and Prussian and Baden support units (cavalry, artillery, engineers, and service and support units).  While the infantry regiments and the divisional cavalry squadron were regular army units, the rest of the division was made up of reserve units and units formed during the war.  The 66th Magdeburg Infantry Regiment was taken from the 7th Infantry Division, and the 169th and 170th Infantry Regiments were taken from Baden's 29th Infantry Division.  The 52nd Infantry Division became more Baden as the war progressed, as the 66th Magdeburg Infantry Regiment, the regiment from Prussian Saxony, was replaced on April 6, 1917, by Baden's 111th Infantry Regiment "Margrave Ludwig Wilhelm".
  Title: 54th Infantry Regiment (Imperial Japanese Army)
  Passage: The 54th Infantry Regiment was an infantry regiment in the Imperial Japanese Army.  The regiment was attached to the 17th Infantry Brigade of the 17th Division and participated during the Second Sino-Japanese War as part of the Central China Expeditionary Army, before being assigned to the Thirteenth Army.  The regiment fought in the later stages of World War II, assigned to the Japanese Eighth Area Army at Bougainville Island in the Solomon Islands.
  Title: Second Sino-Japanese War
  Passage: The Second Sino-Japanese War was a military conflict fought primarily between the Republic of China and the Empire of Japan from July 7, 1937 to September 9, 1945.  It began with the Marco Polo Bridge Incident in 1937 in which a dispute between Japanese and Chinese troops escalated into a battle.  The conflict then escalated further into a full-scale war.  It ended with the unconditional surrender of Japan on September 2, 1945 to the Allies of World War II.
  Title: 4th Infantry Regiment (Imperial Japanese Army)
  Passage: The 4th Infantry Regiment was an infantry regiment in the Imperial Japanese Army.  The regiment was attached to the 2nd Division.  The regiment was raised at Sendai on 14 May 1888.  The regiment participated during the Second Sino-Japanese War, and World War II.
  Title: 102nd Infantry Regiment (Imperial Japanese Army)
  Passage: The 102nd Infantry Regiment was an infantry regiment in the Imperial Japanese Army.  The regiment was at one stage attached to the 128th Infantry Brigade, of the 114th Division, in the Tenth Army during the Second Sino-Japanese War.  The regiment was later attached to the Eastern District Army on 7 September 1940, then the Kwantung Army on 1 August 1941, then assigned to the Twenty-Third Army on 19 September 1941 and the Eighteenth Army in November 1942.  The regiment participated during the Second Sino-Japanese War and during the later stages of World War II, the regiment was in New Guinea, taking part in the New Guinea campaign.
  Title: 13th Infantry Regiment (Imperial Japanese Army)
  Passage: The 13th Infantry Regiment was an infantry regiment in the Imperial Japanese Army.  The regiment was attached to the 6th Infantry Brigade of the 6th Division and participated during the Second Sino-Japanese War.  The regiment fought in the later stages of World War II, assigned to the Japanese Seventeenth Army at Bougainville Island in the Solomon Islands.
  Title: 78th Infantry Regiment (Imperial Japanese Army)
  Passage: The 78th Infantry Regiment was an infantry regiment in the Imperial Japanese Army.  The regiment was attached to the 39th Infantry Brigade of the 20th Division.  The regiment participated during the Second Sino-Japanese War and during the later stages of World War II, the regiment was in New Guinea, as part of the Japanese Eighteenth Army.
citations: 4th Infantry Regiment (Imperial Japanese Army) Second Sino-Japanese War