All the Ten Gurus starting from Guru Nanak Dev Ji to Guru Gobind Singh Ji are the most crucial key figures as is Guru Granth Sahib Ji.
Also, there are Bhai Gurdas, Bhai Mani Singh, Bhai Mardana, Bhai Nand Lal, Four sons of Guru Gobind Singh Ji, Five Loved Ones ( Panj Pyare),Banda Bahadur, Maharaji Ranjit Singh.................................................................
There were no mean leaders in Sikhism.
There is no leader of Sikhism currently. But Sikhs call their leaders "Guru". The first Guru who formed Sikhism was called Guru Nanak
The founder of Sikhism Guru Nanak Dev Ji.
There are as many religious leaders in the world as there are religions.
There is only one religious symbol for Sikhism which is Khanda. Please refer to this Link :http://en.wikipedia.org/wiki/Khanda_(religious_symbol)
The Sikh holy book is called the Guru Granth Sahib. It is a collection of writings and teachings compiled by the Sikh Gurus and other spiritual leaders. It is considered the central religious scripture of Sikhism.
It is not sacred to the Sikhs. You are mixing up Sikhism with Hinduism.
Sikh's only have one religious book and this is the 'Guru Granth Sahib Ji'.
There is no holy symbol in Sikhism. Khanda is the religious symbol in Sikhism. Please refer to this link: http://en.wikipedia.org/wiki/Khanda_(religious_symbol)
theocracy-a government controlled by religious leaders
The Pope, Bishops, Sisters (Nuns) society, Priests and ministers are the religious leaders in christianity.
Religious leaders reacted angry. HOPED IT HELPED (^_^) LOVE,justinbieberfatima