Short answers, pulled from the story.
Sergei Vasilyevich Rachmaninoff entered the world on the 28th of March 1873 in a family estate located near Staraya Russa. His mother noticed his ability to correctly reproduce passages from memory at age four and hired Anna Ornatskaya to give him formal lessons.
The brutal panning of his Symphony No. 1 by critic César Cui during its premiere on the 28th of March 1897 triggered a depression lasting three years. He experienced deep distress because the symphony did not please him after rehearsal and described this period as being like a man who had suffered a stroke and lost use of his head and hands.
Physician Nikolai Dahl used hypnotherapy between January and April 1900 to improve sleep patterns and mood for over three months daily sessions. That summer new musical ideas began to stir within him leading to his first fully completed work, the Piano Concerto No. 2 finished in April 1901 and dedicated to Dahl.
Rachmaninoff left Russia permanently following the October Revolution and arrived in New York City eleven days after boarding the SS Bergensfjord on the 1st of November 1918. News spread causing crowds to gather outside The Sherry-Netherland hotel where he stayed while he hired pianist Dagmar de Corval Rybner as secretary and interpreter for American life.
From 1929 to 1931 Rachmaninoff spent summers in France meeting émigrés and daughters before buying land near Hertenstein on Lake Lucerne. He oversaw construction of Villa Senar named after letters from his and Natalia's surnames plus the r from family name and spent summers there often with grandchildren driving motorboats on the lake.
On the 26th of March 1943 composer lost consciousness and died two days later at age 69 after diagnosis revealed an aggressive form of melanoma. Health declined rapidly week ending March 1943 when he lost appetite and found breathing difficult following a persistent cough diagnosed as pleurisy earlier that month.