did he have any other illness too?
Yes,  Lee's stroke had resulted in aphasia, and  died two weeks later from the effects of pneumonia.
Robert E. Lee
On September 28, 1870, Lee suffered a stroke. He died two weeks later, shortly after 9 a.m. on October 12, 1870, in Lexington, Virginia, from the effects of pneumonia. According to one account, his last words on the day of his death, were "Tell Hill he "must" come up! Strike the tent", but this is debatable because of conflicting accounts and because Lee's stroke had resulted in aphasia, possibly rendering him unable to speak.
who designed alabama centennial half dollar? The coin was created by Laura Gardin Fraser, the first woman credited with designing a coin. which are her career achievements? A double equestrian statue of Generals Robert E. Lee and Stonewall Jackson, the monument to Jackson and Lee, along with a statue of Chief Justice of the Supreme Court Roger B. Taney, the 1928 Summer Olympics and the 1932 Summer Olympics. who was the first person mentioned in the answer above? An American Confederate general best known as a commander of the Confederate States Army during the American Civil War did women participate in this war too? Yes, the number of women who served as soldiers during the war is estimated at between 400 and 750, although an accurate count is impossible because the women had to disguise themselves as men. has the war been depicted in any works of art? Yes, the Civil War is one of the most studied events in American history, and the collection of cultural works around it is enormous. are any of those battlefields still preserved? Yes, the first efforts at Civil War battlefield preservation and memorialization came during the war itself with the establishment of National Cemeteries at Gettysburg, Mill Springs and Chattanooga. what was the cause of lee's death? Lee suffered a stroke
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Robert E. Lee [SEP] Illness and death
On September 28, 1870, Lee suffered a stroke. He died two weeks later, shortly after 9 a.m. on October 12, 1870, in Lexington, Virginia, from the effects of pneumonia. According to one account, his last words on the day of his death, were "Tell Hill he "must" come up! Strike the tent", but this is debatable because of conflicting accounts and because Lee's stroke had resulted in aphasia, possibly rendering him unable to speak. At first no suitable coffin for the body could be located. The muddy roads were too flooded for anyone to get in or out of the town of Lexington.