The special procedures for the amendment of some constitutions have proven to be so exacting that of proposed amendments either few (8 Amendments out of 44 proposed), as in Australia, or none, as in Japan, have been passed over a period of several decades.
Newspaper editor John O'Sullivan coined the term Manifest Destiny in 1845 to describe the essence of this mindset, which was a rhetorical tone. It was used by Democrats in the 1840s to justify the war with Mexico and it was also used to divide half of Oregon with the United Kingdom.But Manifest Destiny always limped along because of its internal limitations and the issue of slavery, says Merk. It never became a national priority.t was used by Democrats in the 1840s to justify the war with Mexico and it was also used to divide half of Oregon with the United Kingdom. But Manifest Destiny always limped along because of its internal limitations and the issue of slavery, says Merk.
Now, with territory up to the Mississippi River claimed and settled and the Louisiana Purchase explored, Americans headed west in droves. Newspaper editor John O'Sullivan coined the term  manifest destiny  in 1845 to describe the essence of this mindset. A symbol of Manifest Destiny, the figure Columbia moves across the land in advance of settlers, replacing darkness with light and ignorance with civilization. The religious fervor spawned by the Second Great Awakening created another incentive for the drive west.