To travel from India to Russia via a land route through the Middle East, what is the minimum number of countries an Indian citizen needs to pass through, (excluding India and Russia)?

Consider the following statements regarding the Durand Line:
1 The Durand Line is the internationally recognized land border between Afghanistan and Pakistan.
2 It was established in 1893 through an agreement between the British Indian government and the Amir of Afghanistan.
3 The line effectively bisects the Pashtun ethnic region, contributing to long-standing cross-border security and political tensions.

Consider the following statements regarding Lake Chad:
1 Lake Chad is a shallow freshwater lake located in the Sahel region of Africa.
2 The lake is shared by Chad, Nigeria, Niger, and Cameroon, making it an important transboundary water body.
3 The Chari–Logone river system is the primary source of inflow into Lake Chad.
4 Lake Chad drains southward into the Congo River basin, making it part of the Atlantic drainage system.

Identify the countries marked 1, 2 and 3 on the map of the Baltic region.