This was an official recognition by the foreign governments of the new governmental army as an equal party, to then engage in battle against the Tokugawa family, which up to this time, was the official governmental entity for concluding treaties.
事実上新政府軍は、かつて諸外国と条約を締結した政府としての徳川家と、対等の交戦団体として認識されたことになる。