Is a criminal defendant denied a fair trial and the effective assistance of counsel when defense counsel fails to request a jury instruction on self-defense?

QUESTION(S) PRESENTED (Ground One): Is a criminal defendant, who is also a previously convicted felon, denied a fair trial and the effective assistance of counsel when defense counsel fails to request that the jurors be charged on the affirmative defense of self-defense as it relates to a convicted felon being in temporary possession of a firearm for the purpose of defending himself from imminent peril of great bodily harm and/or death? . (Ground Two): Is a criminal defendant denied a fair trial and the effective assistance of counsel where defense counsel advises and allows said defendant to plead guilty to the unlawful possession of a firearm by a convicted felon prior to that defendant standing trial on a felony murder charge which was predicated on the very same unlawful possession of a firearm by a convicted felon charge that the defendant pled guilty to? vi in