Summary

Horace Gray Manhattan Life Insurance Company v…

At that time there was a remarkable conflict of opinion in the courts of England, in the courts of the several states, and in the circuit courts of the United States, as to the true interpretation of such a condition. All the authorities agreed that the words 'die by suicide' or 'die by his own hand' did not cover every possible case in which a man took his own life, and could not be held to include the case of self-destruction in a blind frenzy or under an overwhelming insane impulse.
Source: Wikisource

Horace Gray Manhattan Life Insurance Company v…

The circuit court declined to give either of the instructions requested, and instructed the jury in substantial accordance with the first of them only, saying:
'It devolves on the plaintiff to prove such insanity on the part of the decedent, existing at the time he took the poison, as will relieve the act of taking his own life from the effect which, by the general terms used in the policy, self-destruction was to have, namely, to avoid the policy. It is not every kind or degree of insanity which will so far excuse the party taking his own life as to make the company insuring liable.
Source: Wikisource

Horace Gray Manhattan Life Insurance Company v…

If he was impelled to the act by an insane impulse, which the reason that was left him did not enable him to resist, or if his reasoning powers were so far overthrown by his mental condition that he could not exercise his reasoning faculties on the act he was about to do, the company is liable. On the other hand, there is no presumption of law, prima facie or otherwise, that self-destruction arises from insanity
Source: Wikisource

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