Conflicts of Ghaznavids and Qarakhanids in Khorasan

Greater Khorasan territories in the early Islamic centuries and especially in the third and fourth century AH / ninth and tenth AD was during the era of its growth and progress, rich and fertile land was, which always attract the eye to the greed of the powerful to the area.
After the blessings and privileges of this land Attracted towards the Mahmoud bin Sabuk-Tagin Ghaznavi, Caused his apparent loyalty to the hegemony of the Samanids and become pro-independence. But the other Turkish government also played a role in the collapse of the emirate Samanids, Following an opportunity to tantalize and dominate the region. It was the invasion of Transoxiana Qarakhanids sometimes seamlessly and sometimes the land was distributed.In contrast to exposure to movements in the Qarakhanids Khorasan, Ghaznavids campaign also occasionally paid to Transoxiana.
The present study intends to investigate this fundamental question has the main reasons of competition and conflict, between Ghaznavids and Qarakhanids, the first states that the Muslim Turks, that Samani Iranian government had divided among themselves, What was in Khorasan and what factors cause involvement in Khorasan were the two governments?
Research findings indicate that the main reason for this is competition and conflict, expansionism policies of both the Muslim Turks. Both of them knew his heir in the Samanids In the area that Khorasan was considered as part of its territory governments. While the vast territories Ghaznavids and more attention to the campaign and Battle in India, And numerous other issues in addition to Sultan Masud was, An opportunity to pursue Qarakhanids policies to expand their territories this provides the Oxus. Lack of integration of the arbitrary actions of the governing like Ali-Tagin was the ruler of Bukhara.