<Tr> <Td_colspan="2"> Ghazwah (expeditions where he took part) <Ul> <Li> Abwa </Li> <Li> Buwat </Li> <Li> Safwan </Li> <Li> Dul </Li> <Li> 1st Badr </Li> <Li> Kudr </Li> <Li> Sawiq </Li> <Li> Qaynuqa </Li> <Li> Thi </Li> <Li> Bahran </Li> <Li> Uhud </Li> <Li> Asad </Li> <Li> Nadir </Li> <Li> 2nd Nejd </Li> <Li> 2nd Badr </Li> <Li> Jandal </Li> <Li> Trench </Li> <Li> Qurayza </Li> <Li> Lahyan </Li> <Li> Mustaliq </Li> <Li> Treaty </Li> <Li> Khaybar </Li> <Li> Fadak </Li> <Li> Qura </Li> <Li> Dhat </Li> <Li> Baqra </Li> <Li> Mecca </Li> <Li> Hunayn </Li> <Li> Autas </Li> <Li> Ta'if </Li> <Li> Tabouk </Li> </Ul> </Td> </Tr> <Ul> <Li> Abwa </Li> <Li> Buwat </Li> <Li> Safwan </Li> <Li> Dul </Li> <Li> 1st Badr </Li> <Li> Kudr </Li> <Li> Sawiq </Li> <Li> Qaynuqa </Li> <Li> Thi </Li> <Li> Bahran </Li> <Li> Uhud </Li> <Li> Asad </Li> <Li> Nadir </Li> <Li> 2nd Nejd </Li> <Li> 2nd Badr </Li> <Li> Jandal </Li> <Li> Trench </Li> <Li> Qurayza </Li> <Li> Lahyan </Li> <Li> Mustaliq </Li> <Li> Treaty </Li> <Li> Khaybar </Li> <Li> Fadak </Li> <Li> Qura </Li> <Li> Dhat </Li> <Li> Baqra </Li> <Li> Mecca </Li> <Li> Hunayn </Li> <Li> Autas </Li> <Li> Ta'if </Li> <Li> Tabouk </Li> </Ul> <P> Ghazwah, which literally means "campaigns", is typically used by biographers to refer to all the Prophet's journeys from Medina, whether to make peace treaties and preach Islam to the tribes, to go on ʽumrah, to pursue enemies who attacked Medina, or to engage in the nine battles . </P> <P> Muhammad participated in 27 Ghazwa . The first Ghazwa he participated in was the Invasion of Waddan in August 623, he ordered his followers to attack a Quraysh caravan . </P>

Who were the ghazis and what role did they play in building the ottoman empire