Referring to the US' support to India's bid to enter Missile Technology Control Regime and Nuclear Suppliers Group, he said it will pave to way for the country to become an important arms exporter.
"It is a result of the Modi-led BJP government's diplomatic success that what could not be done for many decades has been done in two years... Unprecedented strategic and diplomatic successes have been achieved during Modi's five-nation tour.
The US support to India underlines a new chapter in the friendship between the two countries, he said.
He also referred to the highest civilian honour bestowed on Modi by the Afghanistan government and said it showed the stronger ties between the two countries.
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The jest and enthusiasm for Modi exhibited by the members of the US Congress is "unimaginable", he said.
Modi's call to isolate the countries sponsoring terrorism is also receiving support across the world, Shah said.
Hailing Modi's leadership, he said the "despondency" prevalent two years ago, a reference to the UPA government, has been replaced by "enthusiasm".
"Even in troubled times India has left imprint of its strong leadership and carved an amazing place for itself in the world," he said.