BEATTLE OG BADr

Battle of Badr
Battle of Badr (Arabic: غزوة بدر, ghazawāt Badr), was the first major battle between the Muslim community against its enemies. This war occurred on March 17, 624 AD or 17 Ramadan 2 AH. Small army of Muslims, amounting to 313 combat troops to face the Quraysh [1] of Mecca, amounting to 1,000 people. After fighting it out about two hours, troops crush Muslim Quraish defense forces, who then retreated in chaos.
Before this battle, the Muslims and the inhabitants of Mecca had been involved in several small-scale armed conflict between the late 623 to early 624, and armed conflicts are increasingly frequent. Nevertheless, the Battle of Badr was the first large-scale battles that occurred between the two forces. Muhammad when it was leading a small army in an attempt to make an interception against the caravans of Quraish who had just returned from Syria, when he was struck by the presence of Quraish troops are much bigger. Muhammad is highly disciplined troops moving forward against the opponent's defense position is strong, and managed to destroy Mekkah defense once killed several prominent leaders of Quraysh, among other alias is Abu Jahl bin Hisham Amr.
For the early Muslims, this battle is very meaningful because it is the first evidence that they might eventually defeat their enemies in Mecca. Mecca at that time was one of the richest and most powerful city in the Arabian era ignorance. The victory of the Muslims also demonstrate to other Arab tribes that a new force has risen in Arabia, and strengthening the authority of Muhammad as leader of various community groups that previously Medina frequently in conflict. Various Arab tribes began to embrace Islam and building alliances with the Muslims in Medina; thus, the expansion of Islam began.
The defeat of Quraish in the Battle of Badr cause they vowed to take revenge, and this happened about a year later at the Battle of Uhud.