What title did Rajendra I take after his northern campaign?

He took the title 'Gangaikonda Chola' (The Chola who conquered the Ganges) and established a new capital of the same name.

Chola Civic Engineering

UPSC Archival Analysis

Q: Who among the following Chola rulers is credited to have built a huge artificial lake known as Chola Gangam?

Rajendra Chola I built the artificial lake Chola Gangam near his capital to commemorate his victory in Northern India and to facilitate regional irrigation.

Exam Year

2016

Evidence Source

UPSC Level

ID: HIS_MED_2016_47 Ref: K.A. Nilakanta Sastri, The Cholas