[简答题,10分] When were Shakespeare’s major tragedies written? What did he write about in his tragedies?

Shakespeare’s main tragedies were written during the period of gloom and depression, which dated from 1600 to 1607. Shakespeare’s great tragedies are associated with a period of gloom and sorrow in his life. During this period, England witnessed a general unrest, and social contradictions became very sharp. What caused the writer’s personal sadness is unknown to us. It is generally attributed to the political misfortune of his friend and patron, Earl of Essex, who was killed by the queen.