You will go to jannat if you die while...
(1) Pronouncing the Shahaadah (i.e. La ilaaha illallaah) when dying.
(2) Dying with sweat upon the brow.
(3) Dying on the night preceding or the day of Friday.
(4) Martyrdom upon the battlefield. [This martyrdom, may Allaah grant it to us, is to be hoped for by everyone who prays for it sincerely, even if he is not able to die upon the battlefield, as occurs in the authentic hadeeth]
(5) Death due to plague.
(6) Death due to stomach illness.
(7) Death by drowning.
(8) Death due to a building falling upon him.
(9) Death of a woman during pregnancy due to the child.
(10) Death through consumption/tuberculosis.
(11) Death whilst defending the Deen or one's person.
(12) Death whilst defending one's property from robbers.
(13) Death whilst defending the frontiers of Islaam.
(14) Death whilst doing a righteous action.
(15) Death in a fire