Hudson Thomas 
Geography was truly a genuine constraint. A Kolkata investor with an interest in having a substantial investment in German industry or Japanese consumer behavior did not have an effective way of replicating that opinion on a retail account. The instruments were just not available where they could be accessed and the complexity of foreign investment accounts put them beyond the reach of the majority of the retail participants. That limitation has been worn away and the shift has transformed the mindset of part of the investor base in India towards international markets.
The S&P 500 has turned into a household reference point among Indians who engage in finance. Fluctuations in the index are reported on morning news, debated in office group chat rooms and mentioned in discussions that would have completely focused on Sensex performance. That familiarity has been translated into active trading interest with Indian players taking positions on the index using CFD trading instruments even before Federal Reserve events, before the major earnings seasons and before geopolitical events with implications on American corporate performance. The index has become one of the main prisms through which global risk appetite is read and traded.
European indices have attracted a more discerning audience. The DAX and FTSE 100 attract traders who pay special attention to the European economic news, especially professionals in industries such as pharmaceuticals, automotive manufacturing, or financial services, where the health of the European corporations directly concerns their prior knowledge base. A Hyderabad trader involved in the automotive supply chain might find DAX movements intuitively informative in a manner that a more purely technical participant would not, and that contextual knowledge can be converted into a more precise timing on either entry or exit.
The picture is different with Asian indices. The Nikkei 225 and Hang Seng are more geographically nearer and even culturally closer than their Western equivalents, but they have not yet received organized interest from Indian retail traders as the American markets have. This is in part due to the outsized influence of US market narratives that Indian traders read in the financial media. Some of it is practical, as the peak trading hours of Asian indices coincide with early morning in India, where the participation is low. Those traders who have gone the extra mile to figure out these markets, however, tend to refer to them as being less crowded and analytically richer than the widely followed American standards.
Retail trading in India has adopted a new form of macro literacy brought about by CFD trading on global indices. Those who started out merely tracing the price charts have slowly come to have actual knowledge of economic indicators that cause index changes, from purchasing managers index readings to central bank forward guidance. A trader with eighteen months of experience observing the effects of Bank of England communications to the FTSE 100 builds an intuition of the transmission of monetary policy more effectively than any textbook could replicate.
The variety of available indices in the current world is an indication of a wider change in the notion of retail participation in the world. Indian traders are no longer mere spectators of markets with different time zones and that need institutional access. They are active participants with real positions and real risk, and are becoming more and more real. The space between a trader in Bhopal and the Frankfurt stock exchange has been reduced to the size of the mobile screen and the time needed to make an order, and that compression continues to redefine what global investing is and will look like on the ground.