Amelioration Act 1798, a statute enacted in the Leeward Islands regarding the treatment of slaves
Since then agricultural amelioration (mostly, relocation of fruit orchards) and a strong population growth has led to changes in the appearance and character of the village.
Both organizations, like the earlier 'Persian Zoroastrian Amelioration Fund' established in 1854 by Dinshaw Maneckji Petit, were founded with the aim of improving the conditions for the less fortunate Zoroastrian co-religionists in Iran.