He left a record in his book
This gave rise to the Enlightenment party(Gaehwapa) in Joseon and strengthened the claim of trade with the United States.
Finally, in 1882, the United States-Korea Treaty of 1882 was concluded by the Qing dynasty's mediation seeking to check Russia and Japan.
Second Susinsa and Enlightenment party insisted on reforming Joseon's system, modeled after Japan's, resulting in a conflict of opinion between a group of Yeongsunsa who returned from an inspection tour of the Qing China.
[4] Their records were kept by Kim Hong-jip's book ≪수신사일기≫(修信使日記)(1-2 volumes)[5] In 1882, in the 19th year of King Gojong's reign, Pak Yung-hio and his party were dispatched as third Susinsa to offer an apology to Japan immediately after the August 8, 1882 Imo incident of Korea .