He twice failed in his attempts to institute a flat tax based on land productivity due to the influence of powerful landowners.  A group of military officers known as the Derg accused this man of covering up a famine after they were dissatisfied with a new constitution written by this man.  In 1968, he declared that justice would not come to Africa as long as racism was extant, but may be better known for a 1936 speech to the League of Nations in which he criticized their lack of action against Italy's invasion of his company.  For 10 points, name this son-in-law of Me
He twice failed in his attempts to institute a flat tax based on land productivity due to the influence of powerful landowners.  A group of military officers known as the Derg accused this man of covering up a famine after they were dissatisfied with a new constitution written by this man.  In 1968, he declared that justice would not come to Africa as long as racism was extant, but may be better known for a 1936 speech to the League of Nations in which he criticized their lack of action against Italy's invasion of his company.  For 10 points, name this son-in-law of Menelik II, the last emperor of Ethiopia.
He twice failed in his attempts to institute a flat tax based on land productivity due to the influence of powerful landowners.  
Haile {Selassie} I (accept Tafari {Makonnen})