India is democratic bloc natural counterbalance against China, like how China was once Western counterbalance against Soviet Union during the Cold War, they even cooperated heavily with the West when Soviet invaded Afghanistan.
Pakistan, which called by China as “all-weather ally” and China increasingly threatening India makes India position now in existential crisis. They make Agni–V, an ICBM to deter China, because many of China important cities are in the east of the country.
Pakistan which already have Shaheen III with China’s help can target whole India, including Andaman and Nicobar Islands think it may still inadequate, so they at this very time known to developing larger rocket motor without clear intention, is it to make MRBM that can carry more MIRV, space launch vehicle or ICBM? They already can target whole India, what now? Launch vehicle is dual-use technology, look how relatively fast Israel tweaked Jericho II into Shavit to put satellites in LEO started from Lebanese War in 80s because competition in air dominance against Assad made them need recon satellites.
That development trigger US adding more sanctions in 2024. It fears that this larger rocket motor would be possibly made into ICBM that can reach US, even though if the capability still decades away, preemptive counter-proliferation. The new sanctions also become as political posturing by US to shows its commitment to India. US also ease the restrictions related to India’s nuclear energy.
How about Indonesia? I’m sure have no intention and interest at all to taking side