During the 1848 revolution he vigorously opposed the rise of socialism and published shortly thereafter two rigorous defenses of individual liberty in which he pushed to its ultimate limits his opposition to all state intervention in the economy, including the state's monopoly of security.He published a small book called (1849) in which he defended the free market and private property in the form of a dialogue between a free market political economist, a conservative and a socialist.Only a few members of the "old school" remained to teach and write - the economist Yves Guyot, and the anti-war campaigner Frédéric Passy survived into the 1920s.
Bastiat seems to have been the first in print in the with “Funestes illusions. L'État ne peut faire vivre les citoyens.” (Disastrous Illusions. The State cannot make the citizens thrive), which appeared in the 15 March edition.
However, Bastiat soon left the economists in Paris in order to campaign for election in his home Département of Les Landes, in which he was successful in the 23 April election.
The key works from this period of his life are (1911) which appeared when he was 92 years of age.
Molinari's death in 1912 severely weakened the classical liberal movement in France.
He wrote a series of memoranda and declarations which led to the formation of a “Commission du gouvernement pour les travailleurs” (the Government Commission for Workers”, also known as the Luxembourg Commission) which met in the Luxembourg Palace.