2. Specific reasons:
First of all, economic prosperity provides abundant material conditions for the prosperity of poetry. Economic prosperity, convenient transportation and social stability provide a solid material foundation and a good social environment for the prosperity and development of Tang poetry.
Second, the unprecedented national unification provided a realistic foundation for the prosperity of Tang poetry.
Thirdly, the imperial examination system of selecting scholars by poetry and fu promoted the study and research of poetry by literati.
Fifth, it is the premise of producing a large number of poems attacking powerful people and truly reflecting riffraff. The peak of literature and art always appears in the era of relative liberation of thought. The rulers of the Tang Dynasty were honest and generous, and dared to recruit talents.
Sixth, "An Shi Rebellion" enriched the poet's creative material. The great changes in society inspired the poet and provided rich materials for his creation.
7. Cultural exchanges between China and foreign countries and the development of various arts have also had a far-reaching impact on the development of Tang poetry. The economic prosperity, strong national strength and well-developed land and water transportation of the Tang Empire greatly promoted the cultural exchanges of all ethnic groups at home and abroad, and injected new content and fresh vitality into the traditional Tang Wenhua.
Eight, the law of literary development itself is the internal factor of the prosperity of Tang poetry.