A denunciation of Herbert Spencer's political philosophy, especially as it refers to the Irish land question by the originator of the 'single tax' theory.
George's explosive plan, to place heavy taxes on unproductive land, was one of many suggestions to relieve Irish Catholics of the worst injustices of the Penal Laws - death by starvation due to the extreme scarcity of arable land permitted to their use.
The single tax theory, somewhat modified, was advocated by Americans concerned with the extreme poverty of Irish immigrants in the US.
