Gran Colombia–Peru War This is clear to anyone who examines the many treaties signed between Colombia and Peru before 1830. In Peru, however, the dissolution of Gran Colombia is seen as a country ceasing to exist, giving way to the formation of new nation-states. The significance of this view is that the treaties Peru had signed with Gran Colombia became void when the countersignatory ceased to exist. The three new states, the Republic of New Granada (which later changed its name to Republic of Colombia), the Republic of Venezuela, and the Republic of Ecuador, in the Peruvian view, started with a clean diplomatic
Separation of Panama from Colombia for constructing the canal, the U.S. was granted a perpetual lease on the land around the canal, known as the Panama Canal Zone, which was later returned to Panama under the terms of the Torrijos–Carter Treaties. After the United States, many other nations quickly recognized the independent republic, though Colombia refused to do so until 1909, after receiving a $500,000 concession from Panama to cover its share of the debts it owed at independence. After it achieved independence from Spain on November 28, 1821, Panama became a part of the Republic of Gran Colombia which consisted of today's Colombia, Venezuela,