Sully, which had been the companion of Henri IV in all his wars, was his friend and his adviser.

Become Prime Minister it showed as skilful administrator as he had been honest soldier, and succeeds in restoring the order in finances and to raise agriculture: "Tilling and pasture, repeated it, are the two udders of France"

Henri IV, who had only 7 000 men against 30 000, seemed in a desperate plight, but it was cut off from the heights from Arch, like in the suburbs and the castle of Dieppe; Mayenne made during three weeks of main efforts to force it in its positions: all its attacks were useless, and, when it learned the approach from an army of help, it was withdrawn in all haste.

The honest companion of Henri IV, Crillon, which suffered from a wound, had not been able to attend the battle: Henri wrote to him with his ordinary gaity: "Hang yourself, honest Crillon, we overcame without you"

Achilles de Harlay points out Michel of the Hospital.

First president of the Parliament of Paris in 1582, it showed himself always tolerant and not involved in the medium in the religious fights and the political intrigues.

He courageously faced Henri de Guise, then the Sixteen, was devoted to the cause of Henri IV and worked of all its heart to alleviate the parties.

After the battle of Arch, Henri IV went quickly on Paris to remove it from a blow of hand; supported by the fog, it surprised the suburbs of left bank, Saint-Germain, Saint-Jacob, Saint-Marceau and Saint-Victor, and seized some with the cry "Saint-Barthélemy": he had not enough world to be maintained there, but its soldiers, who had not been paid for a long time, withdrew themselves only while taking along large spoils, guns and four hundred prisoners, among whom many monks.

In Ivry, the members of a league, reinforced foreign troops, were 16 000: Henri IV hardly had 11 000 men, but it involved everyone by its heat: "Companions, says it, before charging, keep your rows well; if you lose your signs, you with my white plume rejoin, you will always find it with the way of the honor "the army of Mayenne were completely beaten, continued and with massacred half: "District with the French, shouted Henri IV, and low hand on the foreigners" (Mars 1590.)