Foundations of World Unity is a collection of talks and writings of `Abdu'l-Bahá, published in 1945.It includes selected talks from Promulgation of Universal Peace, some passages from Bahá'í Scriptures, Selections from the Writings of 'Abdu'l-Bahá, and Some Answered Questions.

• The True Modernism
• The Source Of Reality
• The Dawn Of Peace
• The Cause Of Strife
• Universal Peace
• The Prophets And War
• Foundations Of World Unity
• Racial Harmony
• The Spirit Of Justice
• Cooperation
• The Criteria Of Truth
• Man And Nature
• The Microcosm And The Macrocosm
• The Universal Cycles
• Education
• The Holy Spirit
• Science
• Spiritual Springtime
• Eternal Unity
• The Darkened Lights
• The Need Of Divine Education
• Religion: Essential And Non-Essential
• Religion Renewed
• Divine Love
• The Foundation Of Religion
• The Quickening Spirit
• The Law Of God
• Continuity Of Revelation