LONDON - Nissan and Renault on Monday unveiled details of their redesigned alliance, with the Japanese car maker committing to buy a stake of up to 15 percent in Renault's electric vehicles unit Ampere. The alliance junior partner Mitsubishi Motors will also consider investing in Ampere, which Renault aims to list, the companies said in a statement. "Nissan's intention is to invest up to 15 percent in Ampere, Renault Group's EV & Software entity in Europe, with the aim to become a strategic investor," the statement said ahead of a presentation in London. The companies had already announced that under the deal to revive their long-standing alliance the French carmaker would r...Keep on reading: Nissan to buy up to 15% stake in Renault EV unit under reshaped alliance