Interwar Period: Intellectual and Cultural Shifts

Pessimism and New Ideas

  • Optimism was present due to women and workers' rights movements, rising living standards, and social programs.

  • Critics rejected faith in progress and the human mind.

Friedrich Nietzsche

  • German philosopher who wrote in a poetic style.

  • Argued the West had overemphasized rationality since classical Athens.

  • Believed reason, progress, and respectability stifle self-realization.

  • Nietzsche rejected religion, claiming Christianity embodied a "slave morality."

  • Warned Western society was entering a period of nihilism.

  • Nietzsche asserted all moral systems were invented lies.

  • He believed liberalism, democracy, and socialism were corrupt systems.

Henri Bergson

  • French philosophy professor.

  • Argued immediate experience and intuition were as important as rational thinking.

  • Believed religious experience or mystical poem was often more accessible than scientific law.

Logical Positivism

  • Beliefs can only be meaningful if empirically proven.

  • Rejects traditional philosophy, such as the existence of God.

  • God, eternal truth, and ethics were impossible to prove using logic.

  • Associated with Ludwig Wittgenstein, who argued philosophy clarifies thoughts and studies language.

Existentialism

  • Search for usable moral values in a world of anxiety and uncertainty.

  • Stresses meaninglessness of existence.

  • Importance of the individual in searching for moral values in an uncertain world.

  • Nietzsche, Kierkegaard, and Dostoevsky were forerunners.

  • Martin Heidegger and Karl Jaspers found an audience among disillusioned postwar university students.

  • Existentialists believe individuals must create their own meanings through actions.

  • Jean-Paul Sartre concluded people escape radical freedom by structuring lives around social norms.

Christian Existentialism

  • Christianity and religion were on the defensive since the Enlightenment.

  • Theologians interpreted Christian doctrine to align with science.

  • Saw Christ primarily as a moral teacher.

  • Thinkers revitalized fundamental Christian beliefs after World War I.

  • Shared the loneliness of atheistic existentialists, stressed sin and the need for faith.

  • Revival fed by the rediscovery of Kierkegaard.

Kierkegaard

  • Believed proving God's existence was impossible.

  • Rejected the notion that Christianity was an empty practice.

Karl Barth

  • Argued human beings are imperfect and sinful.

  • Religious truth comes through God's grace, not reason.

  • People must accept God's word with awe, trust, and obedience.

Gabriel Marcel

  • Existential Christian.

  • Found hope and humanity in the Catholic Church.

  • Denounced antisemitism and supported ties with non-Catholics.

Marie Curie and Max Planck

  • Marie and Pierre Curie discovered radium emits subatomic particles.

  • Max Planck showed subatomic energy is emitted in spurts called quanta.

  • E = h\nu (Energy = Planck's constant x frequency)

  • Planck's discovery questioned the distinction between matter and energy.

Albert Einstein

  • Undermined Newtonian physics with his theory of special relativity.

  • Time and space are relative to the observer.

  • The speed of light is constant for all frames of reference.

  • E=mc^2 (Energy = mass x speed of light squared)

  • Used analogies involving moving trains to explain his ideas.

Atomic Discoveries

  • Ernest Rutherford showed the atom could be split in 1919.

  • By 1944, seven subatomic particles were identified, including the neutron.

  • The neutron's capacity to shatter the nucleus could lead to chain reactions.

  • Fundamental to the development of the nuclear bomb.

Werner Heisenberg

  • Formulated the uncertainty principle.

  • Nature is ultimately unknowable and unpredictable.

  • The universe lacked absolute objective reality; everything was relative.

Sigmund Freud

  • Developed a view of the human psyche based on dreams and hysteria.

  • Human behavior is irrational and governed by the unconscious.

  • The unconscious is unknowable to the conscious mind.

  • Described the id, ego, and superego.

    • The id: primitive, irrational, unconscious; seeks immediate fulfillment.

    • The superego: conscious, internalized voice of parental control.

    • The ego: rational self, negotiates between the id and superego.

  • Freudian psychology became an international movement by 1910.

  • Freud's ideas gained popularity after World War II.

Modernism (art)

  • Artistic and cultural movements of the late 19th and early 20th centuries.

  • Typified by radical experimentation.

Architecture

  • Pioneered in the United States due to rapid urban growth.

  • Lewis Sullivan founded the Chicago School of Architects.

  • Used steel-reinforced concrete and electric elevators to build skyscrapers.

  • Frank Lloyd Wright built modern houses with low lines and open interiors.

  • Functionalism: buildings should serve their purpose well.

  • Le Corbusier: "A house is a machine for living in."

  • Bauhaus (Walter Gropius): Combined fine and applied arts.

Art

  • Artists challenged accurate representations of reality.

  • Modern painting and sculpture became increasingly abstract.

Impressionism

  • Blossomed in Paris in the 1870s (Monet, Degas, Cassatt).

  • Portrayed sensory impressions.

  • Captured fleeting moments of color and light.

Post-Impressionism and Expressionism

  • Built on impressionist motifs but added a psychological element (Van Gogh).

  • Reflected a search within the self.

Cubism

  • Established by Picasso.

  • Highly analytical approach using zigzagging lines and angled planes.

Futurism

  • Marinetti embraced modern technology and called for new art forms.

Dadaism

  • Attacked all standards of art and delighted in outrageous behavior.

  • Argued life was meaningless.

Surrealism

  • Influenced by Freudian psychology (Salvador Dali).

  • Portrayed images of the unconscious, wild dreams, and impossible landscapes.

Literature

  • Focused on the complexity and irrationality of the human mind.

  • Stream of consciousness technique used interior monologue.

  • Virginia Woolf and James Joyce (Stream of consciousness).

Franz Kafka

  • Portrayed an incomprehensible, alienating world.

Music

  • Composers expressed emotional intensity through experimental forms.

  • Igor Stravinsky's "The Rite of Spring" caused a riot.

  • Arnold Schoenberg abandoned traditional harmony and tonality.

Consumer Society

  • Industrialized manufacturing dedicated to mass-producing inexpensive goods.

  • Efficient transportation systems.

  • Professional advertising experts.

  • Housework organized around modern appliances.

  • Aggressive marketing of fashionable clothing, makeup, etc.

  • Mass production of automobiles and tourist agencies.

  • Mass culture broke down old social barriers.

  • The new household items transformed how women performed housework.

The Modern Girl

  • Independent female who could vote and hold a job.

  • Spent her salary on fashions, makeup, and cigarettes.

  • A stereotype of marketing campaigns.

Cinema and Radio

  • Became major industries in the interwar years.

  • Overshadowed traditional amusements.

Cinema

  • Emerged in the United States (Thomas Edison).

  • Became a mass medium in the 1920s - the golden age of silent film.

  • Expressionist films like "Nosferatu" and "Metropolis".

  • Filmmaking became a big business on an international scale.

Radio

  • Every major country established national broadcasting networks.

  • Privately owned in the US, government controlled in Europe.

  • BBC supported by licensing fees.

  • Suited for political propaganda and manipulation.

  • Dictators (Hitler, Mussolini) controlled airways.

  • Politicians (Roosevelt, Baldwin) used radio to bolster popularity.