Rise and Fall of Abbasids
and Umayyad: As the saying goes that for every rise there is a fall. The
Abbasids claim for power was based on the fact that they were the descendants
of the younger uncle of the Noble Prophet (s.a.w.a.s.), named Abbas. They were
sympathetic towards the Shia Muslims and received assistance from them. But
once they came to power, they were more tyrannical and oppressive to the Shia
Muslims. Nepotism, unlawful use of Muslim wealth for personal selfish
interests, oppressive behavior towards the Muslims, was some of the causes of
their downfall.
Islamic Golden
Age: The capital was moved from Damascus to Baghdad. The society as a whole realized that importance of knowledge as
reported in the Traditions that the ink of a scholar was more holy than the
blood of a martyr. The Abbasid caliphate which lasted till the conquest of
Baghdad by the Mongols is considered as the “Islamic Golden Age” Arab scientists
were in the fore front of the scientific advancements in the fields of
Astronomy, Chemistry, Mathematics, Medicine, and optics etc.
Algebra was
significantly developed by Muhammad al-Khwarizmi as detailed in his book “Kitab
al-Jabr wal-Muqabala”. He is considered as the “Father of Algebra”. He was
also responsible for introducing the Arabic Numerals and Hindu Arabic numerals system
beyond the Indian sub-continent. Ibn
al-Haytham (alhazen) developed an early scientific method in his “Book of
Optics”. Ibn al-Haytham’s empirical proof of the intromission theory of light
(that the light rays entered the eyes rather than that they emitted by them).
Bradley Steffens described Ibn al-Haytham as the “First Scientist”. During the 9th Century there were 800
doctors in Baghdad and great discoveries in the understanding of anatomy and disease
were made. The clinical distinction
between measles and small pox was described during this time. Famous Persian scientist Ibn Sina (known to
the West as Avicenna) produced treatises and works that summarized the vast
amount of knowledge that scientists had accumulated, and was very influential through
his encyclopedias, “The Cannon of Medicine and The Book of Healing” His work
and also others greatly influenced the research of European scientists during
the “Renaissance” (The Revival of Learning).
Astronomy in Medieval
Islam was advance by al-Battani, who improved the precision of the precession
of the earth’s axis. The
corrections made to the geocentric model by al-Battani, Averroes, Nasir-uddin
al-Tusi, Mohyuddin Urdi, and Ibn al-Shatir were later incorporated into the
Copernican heliocentric model. The Astrolabe, though originally developed by
the Greeks, was developed further by Muslim Astronomers and Engineers, and
subsequently brought to Medieval Europe.
Muslim alchemists
influenced the European Medieval alchemists, particularly the writings of Jabir
ibn Hayyan (Geber). A number of chemical processes such as Distillation
techniques were developed in Muslim world then spread to Europe.
The Muslim world
adopted the paper making from China. The Islamic paper makers devised assembly
lines methods of hand-copying manuscripts to turn out editions far larger than any
available in Europe for centuries. It was from Muslims that the rest of the
world learned to make paper from linen.
Advances were made
in irrigation and farming using “Windmill”. Almonds and citrus fruits were
brought to Europe through al-Andlus (Spain), and sugar cultivation was
gradually adopted by Europeans. Apart from Niles, Tigris and Euphrates,
navigable rivers were uncommon, so transport by sea was very important. Navigational
sciences were highly developed, making use of a rudimentary Sextant. Muslim
sailors were responsible for reintroducing large three masted merchant vessels
through Mediterranean. Arab merchants dominated the trade in the Indian Ocean until
the 16th century.
Muslim Engineers
made a number of innovative industrial use of “Hydro Power”, and early industrial
use of “Tidal Power”, ‘Wind Power” and petroleum (notably by distillation into
kerosene). The industrial use of “Watermill” dates back to 7th
century, while Horizontal-wheel and Vertical-wheeled Watermills were in use
since 9th century. These mills performed both an industrial and
agricultural tasks. Muslim engineers also developed machines (such as
pumps)incorporating crank-shafts, employed gears in mills, and water-raising
machines, and used dams to provide additional powers to the water mills and
water raising machines.
A number of industries were generated during the Arab
Agricultural Revolution, including early industries for textiles, sugar,
rope-making, silk, and paper. The handicraft industries also experienced a high
level of growth during this period.
Source used:
WIKIPEDIA
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